Home / 56,145,442.80-77,438,048.04-48,317,973.24

Finding the Fourth Proportional to 56,145,442.80, 77,438,048.04 and 48,317,973.24

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Solution

The fourth proportional to 56,145,442.80, 77,438,048.04 and 48,317,973.24 is: 66,642,087.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,145,442.80 : 77,438,048.04 = 48,317,973.24 : x
  2. Step 2: Convert to fraction form
    56,145,442.80/77,438,048.04 = 48,317,973.24/x
  3. Step 3: Cross multiply
    56,145,442.80x = 77,438,048.04 × 48,317,973.24
  4. Step 4: Simplify right side
    56,145,442.80x = 3,741,649,532,954,555
  5. Step 5: Solve for x
    x = 3,741,649,532,954,555/56,145,442.80
  6. Step 6: Final answer
    x = 66,642,087.88

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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.