Home / 14,981,165.77-20,668,126.17-8,700,623.92

Finding the Fourth Proportional to 14,981,165.77, 20,668,126.17 and 8,700,623.92

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Solution

The fourth proportional to 14,981,165.77, 20,668,126.17 and 8,700,623.92 is: 12,003,444.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,981,165.77 : 20,668,126.17 = 8,700,623.92 : x
  2. Step 2: Convert to fraction form
    14,981,165.77/20,668,126.17 = 8,700,623.92/x
  3. Step 3: Cross multiply
    14,981,165.77x = 20,668,126.17 × 8,700,623.92
  4. Step 4: Simplify right side
    14,981,165.77x = 179,825,592,936,280
  5. Step 5: Solve for x
    x = 179,825,592,936,280/14,981,165.77
  6. Step 6: Final answer
    x = 12,003,444.57

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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.