Home / 12,695,339.52-17,519,513.76-6,894,073.44

Finding the Fourth Proportional to 12,695,339.52, 17,519,513.76 and 6,894,073.44

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Solution

The fourth proportional to 12,695,339.52, 17,519,513.76 and 6,894,073.44 is: 9,513,791.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,695,339.52 : 17,519,513.76 = 6,894,073.44 : x
  2. Step 2: Convert to fraction form
    12,695,339.52/17,519,513.76 = 6,894,073.44/x
  3. Step 3: Cross multiply
    12,695,339.52x = 17,519,513.76 × 6,894,073.44
  4. Step 4: Simplify right side
    12,695,339.52x = 120,780,814,494,530.55
  5. Step 5: Solve for x
    x = 120,780,814,494,530.55/12,695,339.52
  6. Step 6: Final answer
    x = 9,513,791.60

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1.5x scale

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.