Home / 17,808,152.62-26,716,834.40-10,428,432.53

Finding the Fourth Proportional to 17,808,152.62, 26,716,834.40 and 10,428,432.53

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Solution

The fourth proportional to 17,808,152.62, 26,716,834.40 and 10,428,432.53 is: 15,645,345.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,808,152.62 : 26,716,834.40 = 10,428,432.53 : x
  2. Step 2: Convert to fraction form
    17,808,152.62/26,716,834.40 = 10,428,432.53/x
  3. Step 3: Cross multiply
    17,808,152.62x = 26,716,834.40 × 10,428,432.53
  4. Step 4: Simplify right side
    17,808,152.62x = 278,614,704,920,138.91
  5. Step 5: Solve for x
    x = 278,614,704,920,138.91/17,808,152.62
  6. Step 6: Final answer
    x = 15,645,345.75

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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.