Home / 37,972,985.88-52,402,972.12-20,569,331.10

Finding the Fourth Proportional to 37,972,985.88, 52,402,972.12 and 20,569,331.10

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Solution

The fourth proportional to 37,972,985.88, 52,402,972.12 and 20,569,331.10 is: 28,385,813.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,972,985.88 : 52,402,972.12 = 20,569,331.10 : x
  2. Step 2: Convert to fraction form
    37,972,985.88/52,402,972.12 = 20,569,331.10/x
  3. Step 3: Cross multiply
    37,972,985.88x = 52,402,972.12 × 20,569,331.10
  4. Step 4: Simplify right side
    37,972,985.88x = 1,077,894,084,160,349
  5. Step 5: Solve for x
    x = 1,077,894,084,160,349/37,972,985.88
  6. Step 6: Final answer
    x = 28,385,813.21

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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.