Home / 65,123,747.95-89,870,949.01-35,756,982.63

Finding the Fourth Proportional to 65,123,747.95, 89,870,949.01 and 35,756,982.63

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Solution

The fourth proportional to 65,123,747.95, 89,870,949.01 and 35,756,982.63 is: 49,344,733.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,123,747.95 : 89,870,949.01 = 35,756,982.63 : x
  2. Step 2: Convert to fraction form
    65,123,747.95/89,870,949.01 = 35,756,982.63/x
  3. Step 3: Cross multiply
    65,123,747.95x = 89,870,949.01 × 35,756,982.63
  4. Step 4: Simplify right side
    65,123,747.95x = 3,213,513,962,692,186
  5. Step 5: Solve for x
    x = 3,213,513,962,692,186/65,123,747.95
  6. Step 6: Final answer
    x = 49,344,733.12

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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.