Home / 14,260,091.15-19,679,982.23-7,981,246.45

Finding the Fourth Proportional to 14,260,091.15, 19,679,982.23 and 7,981,246.45

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Solution

The fourth proportional to 14,260,091.15, 19,679,982.23 and 7,981,246.45 is: 11,014,711.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,260,091.15 : 19,679,982.23 = 7,981,246.45 : x
  2. Step 2: Convert to fraction form
    14,260,091.15/19,679,982.23 = 7,981,246.45/x
  3. Step 3: Cross multiply
    14,260,091.15x = 19,679,982.23 × 7,981,246.45
  4. Step 4: Simplify right side
    14,260,091.15x = 157,070,788,309,250.59
  5. Step 5: Solve for x
    x = 157,070,788,309,250.59/14,260,091.15
  6. Step 6: Final answer
    x = 11,014,711.38

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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.