Home / 18,214,397.60-27,313,818.76-10,543,337.36

Finding the Fourth Proportional to 18,214,397.60, 27,313,818.76 and 10,543,337.36

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Solution

The fourth proportional to 18,214,397.60, 27,313,818.76 and 10,543,337.36 is: 15,810,503.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,214,397.60 : 27,313,818.76 = 10,543,337.36 : x
  2. Step 2: Convert to fraction form
    18,214,397.60/27,313,818.76 = 10,543,337.36/x
  3. Step 3: Cross multiply
    18,214,397.60x = 27,313,818.76 × 10,543,337.36
  4. Step 4: Simplify right side
    18,214,397.60x = 287,978,805,776,576.88
  5. Step 5: Solve for x
    x = 287,978,805,776,576.88/18,214,397.60
  6. Step 6: Final answer
    x = 15,810,503.98

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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.