Home / 5,437,876.79-8,156,150.43-2,242,587.78

Finding the Fourth Proportional to 5,437,876.79, 8,156,150.43 and 2,242,587.78

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Solution

The fourth proportional to 5,437,876.79, 8,156,150.43 and 2,242,587.78 is: 3,363,607.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437,876.79 : 8,156,150.43 = 2,242,587.78 : x
  2. Step 2: Convert to fraction form
    5,437,876.79/8,156,150.43 = 2,242,587.78/x
  3. Step 3: Cross multiply
    5,437,876.79x = 8,156,150.43 × 2,242,587.78
  4. Step 4: Simplify right side
    5,437,876.79x = 18,290,883,290,364.59
  5. Step 5: Solve for x
    x = 18,290,883,290,364.59/5,437,876.79
  6. Step 6: Final answer
    x = 3,363,607.52

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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.