Home / 13,960,752.50-19,267,002.39-7,766,966.21

Finding the Fourth Proportional to 13,960,752.50, 19,267,002.39 and 7,766,966.21

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Solution

The fourth proportional to 13,960,752.50, 19,267,002.39 and 7,766,966.21 is: 10,719,060.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,960,752.50 : 19,267,002.39 = 7,766,966.21 : x
  2. Step 2: Convert to fraction form
    13,960,752.50/19,267,002.39 = 7,766,966.21/x
  3. Step 3: Cross multiply
    13,960,752.50x = 19,267,002.39 × 7,766,966.21
  4. Step 4: Simplify right side
    13,960,752.50x = 149,646,156,463,910.38
  5. Step 5: Solve for x
    x = 149,646,156,463,910.38/13,960,752.50
  6. Step 6: Final answer
    x = 10,719,060.91

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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.