Home / 73,542,826.80-101,485,826.91-42,158,375.64

Finding the Fourth Proportional to 73,542,826.80, 101,485,826.91 and 42,158,375.64

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Solution

The fourth proportional to 73,542,826.80, 101,485,826.91 and 42,158,375.64 is: 58,176,681.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,542,826.80 : 101,485,826.91 = 42,158,375.64 : x
  2. Step 2: Convert to fraction form
    73,542,826.80/101,485,826.91 = 42,158,375.64/x
  3. Step 3: Cross multiply
    73,542,826.80x = 101,485,826.91 × 42,158,375.64
  4. Step 4: Simplify right side
    73,542,826.80x = 4,278,477,613,007,800.50
  5. Step 5: Solve for x
    x = 4,278,477,613,007,800.50/73,542,826.80
  6. Step 6: Final answer
    x = 58,176,681.52

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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.