Home / 14,226,977-19,633,229.22-7,788,449

Finding the Fourth Proportional to 14,226,977, 19,633,229.22 and 7,788,449

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Solution

The fourth proportional to 14,226,977, 19,633,229.22 and 7,788,449 is: 10,748,060.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,226,977 : 19,633,229.22 = 7,788,449 : x
  2. Step 2: Convert to fraction form
    14,226,977/19,633,229.22 = 7,788,449/x
  3. Step 3: Cross multiply
    14,226,977x = 19,633,229.22 × 7,788,449
  4. Step 4: Simplify right side
    14,226,977x = 152,912,404,485,279.78
  5. Step 5: Solve for x
    x = 152,912,404,485,279.78/14,226,977
  6. Step 6: Final answer
    x = 10,748,060.15

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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.