Home / 22,207,089.60-33,360,400.80-21,300,235.20

Finding the Fourth Proportional to 22,207,089.60, 33,360,400.80 and 21,300,235.20

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Solution

The fourth proportional to 22,207,089.60, 33,360,400.80 and 21,300,235.20 is: 31,998,086.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,207,089.60 : 33,360,400.80 = 21,300,235.20 : x
  2. Step 2: Convert to fraction form
    22,207,089.60/33,360,400.80 = 21,300,235.20/x
  3. Step 3: Cross multiply
    22,207,089.60x = 33,360,400.80 × 21,300,235.20
  4. Step 4: Simplify right side
    22,207,089.60x = 710,584,383,406,268.12
  5. Step 5: Solve for x
    x = 710,584,383,406,268.12/22,207,089.60
  6. Step 6: Final answer
    x = 31,998,086.93

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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.