Home / 55,980,038.03-83,935,414.97-21,861,263.39

Finding the Fourth Proportional to 55,980,038.03, 83,935,414.97 and 21,861,263.39

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Solution

The fourth proportional to 55,980,038.03, 83,935,414.97 and 21,861,263.39 is: 32,778,366.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,980,038.03 : 83,935,414.97 = 21,861,263.39 : x
  2. Step 2: Convert to fraction form
    55,980,038.03/83,935,414.97 = 21,861,263.39/x
  3. Step 3: Cross multiply
    55,980,038.03x = 83,935,414.97 × 21,861,263.39
  4. Step 4: Simplify right side
    55,980,038.03x = 1,834,934,214,371,800
  5. Step 5: Solve for x
    x = 1,834,934,214,371,800/55,980,038.03
  6. Step 6: Final answer
    x = 32,778,366.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.