Home / 12,488,373.85-17,234,334.54-6,981,980.69

Finding the Fourth Proportional to 12,488,373.85, 17,234,334.54 and 6,981,980.69

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Solution

The fourth proportional to 12,488,373.85, 17,234,334.54 and 6,981,980.69 is: 9,635,345.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,488,373.85 : 17,234,334.54 = 6,981,980.69 : x
  2. Step 2: Convert to fraction form
    12,488,373.85/17,234,334.54 = 6,981,980.69/x
  3. Step 3: Cross multiply
    12,488,373.85x = 17,234,334.54 × 6,981,980.69
  4. Step 4: Simplify right side
    12,488,373.85x = 120,329,790,963,280.03
  5. Step 5: Solve for x
    x = 120,329,790,963,280.03/12,488,373.85
  6. Step 6: Final answer
    x = 9,635,345.03

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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.