Home / 57,476,531.40-79,282,189.86-40,962,002.04

Finding the Fourth Proportional to 57,476,531.40, 79,282,189.86 and 40,962,002.04

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Solution

The fourth proportional to 57,476,531.40, 79,282,189.86 and 40,962,002.04 is: 56,502,317.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,476,531.40 : 79,282,189.86 = 40,962,002.04 : x
  2. Step 2: Convert to fraction form
    57,476,531.40/79,282,189.86 = 40,962,002.04/x
  3. Step 3: Cross multiply
    57,476,531.40x = 79,282,189.86 × 40,962,002.04
  4. Step 4: Simplify right side
    57,476,531.40x = 3,247,557,222,780,987
  5. Step 5: Solve for x
    x = 3,247,557,222,780,987/57,476,531.40
  6. Step 6: Final answer
    x = 56,502,317.44

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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.