Home / 9,513,475.38-13,128,596.08-5,162,561.69

Finding the Fourth Proportional to 9,513,475.38, 13,128,596.08 and 5,162,561.69

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Solution

The fourth proportional to 9,513,475.38, 13,128,596.08 and 5,162,561.69 is: 7,124,335.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,513,475.38 : 13,128,596.08 = 5,162,561.69 : x
  2. Step 2: Convert to fraction form
    9,513,475.38/13,128,596.08 = 5,162,561.69/x
  3. Step 3: Cross multiply
    9,513,475.38x = 13,128,596.08 × 5,162,561.69
  4. Step 4: Simplify right side
    9,513,475.38x = 67,777,187,087,542.79
  5. Step 5: Solve for x
    x = 67,777,187,087,542.79/9,513,475.38
  6. Step 6: Final answer
    x = 7,124,335.15

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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.