Home / 14,500,204.17-20,062,974.79-12,643,488.68

Finding the Fourth Proportional to 14,500,204.17, 20,062,974.79 and 12,643,488.68

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Solution

The fourth proportional to 14,500,204.17, 20,062,974.79 and 12,643,488.68 is: 17,493,960.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,500,204.17 : 20,062,974.79 = 12,643,488.68 : x
  2. Step 2: Convert to fraction form
    14,500,204.17/20,062,974.79 = 12,643,488.68/x
  3. Step 3: Cross multiply
    14,500,204.17x = 20,062,974.79 × 12,643,488.68
  4. Step 4: Simplify right side
    14,500,204.17x = 253,665,994,644,490.38
  5. Step 5: Solve for x
    x = 253,665,994,644,490.38/14,500,204.17
  6. Step 6: Final answer
    x = 17,493,960.20

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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.