Home / 14,414,123.88-19,891,492.92-7,887,754.89

Finding the Fourth Proportional to 14,414,123.88, 19,891,492.92 and 7,887,754.89

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Solution

The fourth proportional to 14,414,123.88, 19,891,492.92 and 7,887,754.89 is: 10,885,102.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,414,123.88 : 19,891,492.92 = 7,887,754.89 : x
  2. Step 2: Convert to fraction form
    14,414,123.88/19,891,492.92 = 7,887,754.89/x
  3. Step 3: Cross multiply
    14,414,123.88x = 19,891,492.92 × 7,887,754.89
  4. Step 4: Simplify right side
    14,414,123.88x = 156,899,220,549,130.38
  5. Step 5: Solve for x
    x = 156,899,220,549,130.38/14,414,123.88
  6. Step 6: Final answer
    x = 10,885,102.82

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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.