Home / 8,440,397.52-11,647,059.12-4,955,369.28

Finding the Fourth Proportional to 8,440,397.52, 11,647,059.12 and 4,955,369.28

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Solution

The fourth proportional to 8,440,397.52, 11,647,059.12 and 4,955,369.28 is: 6,838,004.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,440,397.52 : 11,647,059.12 = 4,955,369.28 : x
  2. Step 2: Convert to fraction form
    8,440,397.52/11,647,059.12 = 4,955,369.28/x
  3. Step 3: Cross multiply
    8,440,397.52x = 11,647,059.12 × 4,955,369.28
  4. Step 4: Simplify right side
    8,440,397.52x = 57,715,478,965,591.84
  5. Step 5: Solve for x
    x = 57,715,478,965,591.84/8,440,397.52
  6. Step 6: Final answer
    x = 6,838,004.82

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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.