Home / 28,651,002.04-42,981,168.66-8,458,285.24

Finding the Fourth Proportional to 28,651,002.04, 42,981,168.66 and 8,458,285.24

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Solution

The fourth proportional to 28,651,002.04, 42,981,168.66 and 8,458,285.24 is: 12,688,805.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,651,002.04 : 42,981,168.66 = 8,458,285.24 : x
  2. Step 2: Convert to fraction form
    28,651,002.04/42,981,168.66 = 8,458,285.24/x
  3. Step 3: Cross multiply
    28,651,002.04x = 42,981,168.66 × 8,458,285.24
  4. Step 4: Simplify right side
    28,651,002.04x = 363,546,984,474,828.56
  5. Step 5: Solve for x
    x = 363,546,984,474,828.56/28,651,002.04
  6. Step 6: Final answer
    x = 12,688,805.23

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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.