Home / 57,476,532.40-79,282,191.24-40,962,003.04

Finding the Fourth Proportional to 57,476,532.40, 79,282,191.24 and 40,962,003.04

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Solution

The fourth proportional to 57,476,532.40, 79,282,191.24 and 40,962,003.04 is: 56,502,318.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,476,532.40 : 79,282,191.24 = 40,962,003.04 : x
  2. Step 2: Convert to fraction form
    57,476,532.40/79,282,191.24 = 40,962,003.04/x
  3. Step 3: Cross multiply
    57,476,532.40x = 79,282,191.24 × 40,962,003.04
  4. Step 4: Simplify right side
    57,476,532.40x = 3,247,557,358,590,741
  5. Step 5: Solve for x
    x = 3,247,557,358,590,741/57,476,532.40
  6. Step 6: Final answer
    x = 56,502,318.82

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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.