Home / 67,980,165.12-93,812,641.35-37,040,334.39

Finding the Fourth Proportional to 67,980,165.12, 93,812,641.35 and 37,040,334.39

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Solution

The fourth proportional to 67,980,165.12, 93,812,641.35 and 37,040,334.39 is: 51,115,668.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,980,165.12 : 93,812,641.35 = 37,040,334.39 : x
  2. Step 2: Convert to fraction form
    67,980,165.12/93,812,641.35 = 37,040,334.39/x
  3. Step 3: Cross multiply
    67,980,165.12x = 93,812,641.35 × 37,040,334.39
  4. Step 4: Simplify right side
    67,980,165.12x = 3,474,851,605,613,141
  5. Step 5: Solve for x
    x = 3,474,851,605,613,141/67,980,165.12
  6. Step 6: Final answer
    x = 51,115,668.81

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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.