Home / 12,521,423.88-17,279,526.42-6,940,026.27

Finding the Fourth Proportional to 12,521,423.88, 17,279,526.42 and 6,940,026.27

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Solution

The fourth proportional to 12,521,423.88, 17,279,526.42 and 6,940,026.27 is: 9,577,214.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,521,423.88 : 17,279,526.42 = 6,940,026.27 : x
  2. Step 2: Convert to fraction form
    12,521,423.88/17,279,526.42 = 6,940,026.27/x
  3. Step 3: Cross multiply
    12,521,423.88x = 17,279,526.42 × 6,940,026.27
  4. Step 4: Simplify right side
    12,521,423.88x = 119,920,367,287,959.06
  5. Step 5: Solve for x
    x = 119,920,367,287,959.06/12,521,423.88
  6. Step 6: Final answer
    x = 9,577,214.89

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1.5x scale

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.