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Finding the Fourth Proportional to 59,871,301.20, 89,806,951.80 and 53,812,873.80

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Solution

The fourth proportional to 59,871,301.20, 89,806,951.80 and 53,812,873.80 is: 80,719,310.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,871,301.20 : 89,806,951.80 = 53,812,873.80 : x
  2. Step 2: Convert to fraction form
    59,871,301.20/89,806,951.80 = 53,812,873.80/x
  3. Step 3: Cross multiply
    59,871,301.20x = 89,806,951.80 × 53,812,873.80
  4. Step 4: Simplify right side
    59,871,301.20x = 4,832,770,163,576,082
  5. Step 5: Solve for x
    x = 4,832,770,163,576,082/59,871,301.20
  6. Step 6: Final answer
    x = 80,719,310.70

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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.