Home / 29,000,120.73-40,021,205.00-15,948,389.04

Finding the Fourth Proportional to 29,000,120.73, 40,021,205.00 and 15,948,389.04

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Solution

The fourth proportional to 29,000,120.73, 40,021,205.00 and 15,948,389.04 is: 22,009,347.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,000,120.73 : 40,021,205.00 = 15,948,389.04 : x
  2. Step 2: Convert to fraction form
    29,000,120.73/40,021,205.00 = 15,948,389.04/x
  3. Step 3: Cross multiply
    29,000,120.73x = 40,021,205.00 × 15,948,389.04
  4. Step 4: Simplify right side
    29,000,120.73x = 638,273,747,109,851.12
  5. Step 5: Solve for x
    x = 638,273,747,109,851.12/29,000,120.73
  6. Step 6: Final answer
    x = 22,009,347.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.