Home / 10,591,953.80-15,875,489.10-4,900,155.08

Finding the Fourth Proportional to 10,591,953.80, 15,875,489.10 and 4,900,155.08

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Solution

The fourth proportional to 10,591,953.80, 15,875,489.10 and 4,900,155.08 is: 7,344,476.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,591,953.80 : 15,875,489.10 = 4,900,155.08 : x
  2. Step 2: Convert to fraction form
    10,591,953.80/15,875,489.10 = 4,900,155.08/x
  3. Step 3: Cross multiply
    10,591,953.80x = 15,875,489.10 × 4,900,155.08
  4. Step 4: Simplify right side
    10,591,953.80x = 77,792,358,560,849.62
  5. Step 5: Solve for x
    x = 77,792,358,560,849.62/10,591,953.80
  6. Step 6: Final answer
    x = 7,344,476.76

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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.