Home / 8,761,570.70-13,142,356.05-5,738,261.90

Finding the Fourth Proportional to 8,761,570.70, 13,142,356.05 and 5,738,261.90

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Solution

The fourth proportional to 8,761,570.70, 13,142,356.05 and 5,738,261.90 is: 8,607,392.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,761,570.70 : 13,142,356.05 = 5,738,261.90 : x
  2. Step 2: Convert to fraction form
    8,761,570.70/13,142,356.05 = 5,738,261.90/x
  3. Step 3: Cross multiply
    8,761,570.70x = 13,142,356.05 × 5,738,261.90
  4. Step 4: Simplify right side
    8,761,570.70x = 75,414,280,997,949.50
  5. Step 5: Solve for x
    x = 75,414,280,997,949.50/8,761,570.70
  6. Step 6: Final answer
    x = 8,607,392.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.