Home / 12,536,180.20-17,299,681.38-7,310,162.92

Finding the Fourth Proportional to 12,536,180.20, 17,299,681.38 and 7,310,162.92

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Solution

The fourth proportional to 12,536,180.20, 17,299,681.38 and 7,310,162.92 is: 10,087,880.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,536,180.20 : 17,299,681.38 = 7,310,162.92 : x
  2. Step 2: Convert to fraction form
    12,536,180.20/17,299,681.38 = 7,310,162.92/x
  3. Step 3: Cross multiply
    12,536,180.20x = 17,299,681.38 × 7,310,162.92
  4. Step 4: Simplify right side
    12,536,180.20x = 126,463,489,351,890.42
  5. Step 5: Solve for x
    x = 126,463,489,351,890.42/12,536,180.20
  6. Step 6: Final answer
    x = 10,087,880.63

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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.