Home / 31,652,664.12-47,404,592.64-15,427,769.76

Finding the Fourth Proportional to 31,652,664.12, 47,404,592.64 and 15,427,769.76

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Solution

The fourth proportional to 31,652,664.12, 47,404,592.64 and 15,427,769.76 is: 23,105,389.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,652,664.12 : 47,404,592.64 = 15,427,769.76 : x
  2. Step 2: Convert to fraction form
    31,652,664.12/47,404,592.64 = 15,427,769.76/x
  3. Step 3: Cross multiply
    31,652,664.12x = 47,404,592.64 × 15,427,769.76
  4. Step 4: Simplify right side
    31,652,664.12x = 731,347,140,816,510.62
  5. Step 5: Solve for x
    x = 731,347,140,816,510.62/31,652,664.12
  6. Step 6: Final answer
    x = 23,105,389.74

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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.