Home / 65,893,841.10-90,931,529.97-36,123,470.97

Finding the Fourth Proportional to 65,893,841.10, 90,931,529.97 and 36,123,470.97

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Solution

The fourth proportional to 65,893,841.10, 90,931,529.97 and 36,123,470.97 is: 49,849,309.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,893,841.10 : 90,931,529.97 = 36,123,470.97 : x
  2. Step 2: Convert to fraction form
    65,893,841.10/90,931,529.97 = 36,123,470.97/x
  3. Step 3: Cross multiply
    65,893,841.10x = 90,931,529.97 × 36,123,470.97
  4. Step 4: Simplify right side
    65,893,841.10x = 3,284,762,483,128,980
  5. Step 5: Solve for x
    x = 3,284,762,483,128,980/65,893,841.10
  6. Step 6: Final answer
    x = 49,849,309.56

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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.