Home / 11,011,138.70-16,516,708.05-10,001,400.80

Finding the Fourth Proportional to 11,011,138.70, 16,516,708.05 and 10,001,400.80

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Solution

The fourth proportional to 11,011,138.70, 16,516,708.05 and 10,001,400.80 is: 15,002,101.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,011,138.70 : 16,516,708.05 = 10,001,400.80 : x
  2. Step 2: Convert to fraction form
    11,011,138.70/16,516,708.05 = 10,001,400.80/x
  3. Step 3: Cross multiply
    11,011,138.70x = 16,516,708.05 × 10,001,400.80
  4. Step 4: Simplify right side
    11,011,138.70x = 165,190,217,104,636.47
  5. Step 5: Solve for x
    x = 165,190,217,104,636.47/11,011,138.70
  6. Step 6: Final answer
    x = 15,002,101.20

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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.