Home / 9,477,115.68-13,078,421.13-5,126,200.08

Finding the Fourth Proportional to 9,477,115.68, 13,078,421.13 and 5,126,200.08

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Solution

The fourth proportional to 9,477,115.68, 13,078,421.13 and 5,126,200.08 is: 7,074,156.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,477,115.68 : 13,078,421.13 = 5,126,200.08 : x
  2. Step 2: Convert to fraction form
    9,477,115.68/13,078,421.13 = 5,126,200.08/x
  3. Step 3: Cross multiply
    9,477,115.68x = 13,078,421.13 × 5,126,200.08
  4. Step 4: Simplify right side
    9,477,115.68x = 67,042,603,442,879.70
  5. Step 5: Solve for x
    x = 67,042,603,442,879.70/9,477,115.68
  6. Step 6: Final answer
    x = 7,074,156.92

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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.