Home / 31,439,581.20-43,386,177.60-17,688,512.52

Finding the Fourth Proportional to 31,439,581.20, 43,386,177.60 and 17,688,512.52

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Solution

The fourth proportional to 31,439,581.20, 43,386,177.60 and 17,688,512.52 is: 24,409,897.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,439,581.20 : 43,386,177.60 = 17,688,512.52 : x
  2. Step 2: Convert to fraction form
    31,439,581.20/43,386,177.60 = 17,688,512.52/x
  3. Step 3: Cross multiply
    31,439,581.20x = 43,386,177.60 × 17,688,512.52
  4. Step 4: Simplify right side
    31,439,581.20x = 767,436,945,672,543.50
  5. Step 5: Solve for x
    x = 767,436,945,672,543.50/31,439,581.20
  6. Step 6: Final answer
    x = 24,409,897.22

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