Home / 19,457,644.20-29,186,466.30-5,274,220.20

Finding the Fourth Proportional to 19,457,644.20, 29,186,466.30 and 5,274,220.20

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Solution

The fourth proportional to 19,457,644.20, 29,186,466.30 and 5,274,220.20 is: 7,911,330.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,457,644.20 : 29,186,466.30 = 5,274,220.20 : x
  2. Step 2: Convert to fraction form
    19,457,644.20/29,186,466.30 = 5,274,220.20/x
  3. Step 3: Cross multiply
    19,457,644.20x = 29,186,466.30 × 5,274,220.20
  4. Step 4: Simplify right side
    19,457,644.20x = 153,935,850,126,079.28
  5. Step 5: Solve for x
    x = 153,935,850,126,079.28/19,457,644.20
  6. Step 6: Final answer
    x = 7,911,330.30

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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.