Home / 10,797,679.48-14,900,974.78-6,447,145.96

Finding the Fourth Proportional to 10,797,679.48, 14,900,974.78 and 6,447,145.96

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Solution

The fourth proportional to 10,797,679.48, 14,900,974.78 and 6,447,145.96 is: 8,897,167.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,797,679.48 : 14,900,974.78 = 6,447,145.96 : x
  2. Step 2: Convert to fraction form
    10,797,679.48/14,900,974.78 = 6,447,145.96/x
  3. Step 3: Cross multiply
    10,797,679.48x = 14,900,974.78 × 6,447,145.96
  4. Step 4: Simplify right side
    10,797,679.48x = 96,068,759,352,938.89
  5. Step 5: Solve for x
    x = 96,068,759,352,938.89/10,797,679.48
  6. Step 6: Final answer
    x = 8,897,167.17

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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.