Home / 9,194,357.74-12,688,213.53-5,329,120.90

Finding the Fourth Proportional to 9,194,357.74, 12,688,213.53 and 5,329,120.90

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Solution

The fourth proportional to 9,194,357.74, 12,688,213.53 and 5,329,120.90 is: 7,354,186.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,194,357.74 : 12,688,213.53 = 5,329,120.90 : x
  2. Step 2: Convert to fraction form
    9,194,357.74/12,688,213.53 = 5,329,120.90/x
  3. Step 3: Cross multiply
    9,194,357.74x = 12,688,213.53 × 5,329,120.90
  4. Step 4: Simplify right side
    9,194,357.74x = 67,617,023,906,385.78
  5. Step 5: Solve for x
    x = 67,617,023,906,385.78/9,194,357.74
  6. Step 6: Final answer
    x = 7,354,186.75

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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.