Home / 9,513,823.24-13,129,084.50-5,162,909.56

Finding the Fourth Proportional to 9,513,823.24, 13,129,084.50 and 5,162,909.56

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Solution

The fourth proportional to 9,513,823.24, 13,129,084.50 and 5,162,909.56 is: 7,124,819.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,513,823.24 : 13,129,084.50 = 5,162,909.56 : x
  2. Step 2: Convert to fraction form
    9,513,823.24/13,129,084.50 = 5,162,909.56/x
  3. Step 3: Cross multiply
    9,513,823.24x = 13,129,084.50 × 5,162,909.56
  4. Step 4: Simplify right side
    9,513,823.24x = 67,784,275,879,097.81
  5. Step 5: Solve for x
    x = 67,784,275,879,097.81/9,513,823.24
  6. Step 6: Final answer
    x = 7,124,819.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.