Home / 14,238,147.84-19,648,524.96-7,711,625.76

Finding the Fourth Proportional to 14,238,147.84, 19,648,524.96 and 7,711,625.76

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Solution

The fourth proportional to 14,238,147.84, 19,648,524.96 and 7,711,625.76 is: 10,641,979.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,238,147.84 : 19,648,524.96 = 7,711,625.76 : x
  2. Step 2: Convert to fraction form
    14,238,147.84/19,648,524.96 = 7,711,625.76/x
  3. Step 3: Cross multiply
    14,238,147.84x = 19,648,524.96 × 7,711,625.76
  4. Step 4: Simplify right side
    14,238,147.84x = 151,522,071,227,538.97
  5. Step 5: Solve for x
    x = 151,522,071,227,538.97/14,238,147.84
  6. Step 6: Final answer
    x = 10,641,979.06

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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.