Home / 17,218,143.63-23,760,559.11-9,377,483.91

Finding the Fourth Proportional to 17,218,143.63, 23,760,559.11 and 9,377,483.91

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Solution

The fourth proportional to 17,218,143.63, 23,760,559.11 and 9,377,483.91 is: 12,940,666.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,218,143.63 : 23,760,559.11 = 9,377,483.91 : x
  2. Step 2: Convert to fraction form
    17,218,143.63/23,760,559.11 = 9,377,483.91/x
  3. Step 3: Cross multiply
    17,218,143.63x = 23,760,559.11 × 9,377,483.91
  4. Step 4: Simplify right side
    17,218,143.63x = 222,814,260,746,628.91
  5. Step 5: Solve for x
    x = 222,814,260,746,628.91/17,218,143.63
  6. Step 6: Final answer
    x = 12,940,666.86

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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.