Home / 12,567,176.16-17,342,932.78-6,985,946.69

Finding the Fourth Proportional to 12,567,176.16, 17,342,932.78 and 6,985,946.69

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Solution

The fourth proportional to 12,567,176.16, 17,342,932.78 and 6,985,946.69 is: 9,640,734.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,567,176.16 : 17,342,932.78 = 6,985,946.69 : x
  2. Step 2: Convert to fraction form
    12,567,176.16/17,342,932.78 = 6,985,946.69/x
  3. Step 3: Cross multiply
    12,567,176.16x = 17,342,932.78 × 6,985,946.69
  4. Step 4: Simplify right side
    12,567,176.16x = 121,156,803,836,387.27
  5. Step 5: Solve for x
    x = 121,156,803,836,387.27/12,567,176.16
  6. Step 6: Final answer
    x = 9,640,734.11

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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.