Home / 7,387,167.32-10,197,011.29-4,447,121.15

Finding the Fourth Proportional to 7,387,167.32, 10,197,011.29 and 4,447,121.15

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Solution

The fourth proportional to 7,387,167.32, 10,197,011.29 and 4,447,121.15 is: 6,138,664.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,387,167.32 : 10,197,011.29 = 4,447,121.15 : x
  2. Step 2: Convert to fraction form
    7,387,167.32/10,197,011.29 = 4,447,121.15/x
  3. Step 3: Cross multiply
    7,387,167.32x = 10,197,011.29 × 4,447,121.15
  4. Step 4: Simplify right side
    7,387,167.32x = 45,347,344,512,444.92
  5. Step 5: Solve for x
    x = 45,347,344,512,444.92/7,387,167.32
  6. Step 6: Final answer
    x = 6,138,664.87

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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.