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Finding the Fourth Proportional to 9,578,335.52, 14,366,978.40 and 5,790,801.44

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Solution

The fourth proportional to 9,578,335.52, 14,366,978.40 and 5,790,801.44 is: 8,685,884.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,578,335.52 : 14,366,978.40 = 5,790,801.44 : x
  2. Step 2: Convert to fraction form
    9,578,335.52/14,366,978.40 = 5,790,801.44/x
  3. Step 3: Cross multiply
    9,578,335.52x = 14,366,978.40 × 5,790,801.44
  4. Step 4: Simplify right side
    9,578,335.52x = 83,196,319,207,168.91
  5. Step 5: Solve for x
    x = 83,196,319,207,168.91/9,578,335.52
  6. Step 6: Final answer
    x = 8,685,884.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.