Home / 39,957,403.60-55,110,832.68-34,385,042.32

Finding the Fourth Proportional to 39,957,403.60, 55,110,832.68 and 34,385,042.32

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Solution

The fourth proportional to 39,957,403.60, 55,110,832.68 and 34,385,042.32 is: 47,425,211.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,957,403.60 : 55,110,832.68 = 34,385,042.32 : x
  2. Step 2: Convert to fraction form
    39,957,403.60/55,110,832.68 = 34,385,042.32/x
  3. Step 3: Cross multiply
    39,957,403.60x = 55,110,832.68 × 34,385,042.32
  4. Step 4: Simplify right side
    39,957,403.60x = 1,894,988,313,983,406
  5. Step 5: Solve for x
    x = 1,894,988,313,983,406/39,957,403.60
  6. Step 6: Final answer
    x = 47,425,211.43

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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.