Home / 9,730,829.88-13,428,123.84-5,320,473.84

Finding the Fourth Proportional to 9,730,829.88, 13,428,123.84 and 5,320,473.84

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Solution

The fourth proportional to 9,730,829.88, 13,428,123.84 and 5,320,473.84 is: 7,342,023.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,730,829.88 : 13,428,123.84 = 5,320,473.84 : x
  2. Step 2: Convert to fraction form
    9,730,829.88/13,428,123.84 = 5,320,473.84/x
  3. Step 3: Cross multiply
    9,730,829.88x = 13,428,123.84 × 5,320,473.84
  4. Step 4: Simplify right side
    9,730,829.88x = 71,443,981,611,000.34
  5. Step 5: Solve for x
    x = 71,443,981,611,000.34/9,730,829.88
  6. Step 6: Final answer
    x = 7,342,023.50

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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.