Home / 65,118,082.28-89,864,006.40-35,752,121.96

Finding the Fourth Proportional to 65,118,082.28, 89,864,006.40 and 35,752,121.96

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Solution

The fourth proportional to 65,118,082.28, 89,864,006.40 and 35,752,121.96 is: 49,338,506.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,118,082.28 : 89,864,006.40 = 35,752,121.96 : x
  2. Step 2: Convert to fraction form
    65,118,082.28/89,864,006.40 = 35,752,121.96/x
  3. Step 3: Cross multiply
    65,118,082.28x = 89,864,006.40 × 35,752,121.96
  4. Step 4: Simplify right side
    65,118,082.28x = 3,212,828,916,177,700.50
  5. Step 5: Solve for x
    x = 3,212,828,916,177,700.50/65,118,082.28
  6. Step 6: Final answer
    x = 49,338,506.36

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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.