Home / 19,786,220.40-29,679,330.60-17,833,666.80

Finding the Fourth Proportional to 19,786,220.40, 29,679,330.60 and 17,833,666.80

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Solution

The fourth proportional to 19,786,220.40, 29,679,330.60 and 17,833,666.80 is: 26,750,500.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,786,220.40 : 29,679,330.60 = 17,833,666.80 : x
  2. Step 2: Convert to fraction form
    19,786,220.40/29,679,330.60 = 17,833,666.80/x
  3. Step 3: Cross multiply
    19,786,220.40x = 29,679,330.60 × 17,833,666.80
  4. Step 4: Simplify right side
    19,786,220.40x = 529,291,292,767,444.12
  5. Step 5: Solve for x
    x = 529,291,292,767,444.12/19,786,220.40
  6. Step 6: Final answer
    x = 26,750,500.20

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.