Home / 10,856,617.40-16,280,010.90-4,122,793.40

Finding the Fourth Proportional to 10,856,617.40, 16,280,010.90 and 4,122,793.40

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Solution

The fourth proportional to 10,856,617.40, 16,280,010.90 and 4,122,793.40 is: 6,182,323.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,856,617.40 : 16,280,010.90 = 4,122,793.40 : x
  2. Step 2: Convert to fraction form
    10,856,617.40/16,280,010.90 = 4,122,793.40/x
  3. Step 3: Cross multiply
    10,856,617.40x = 16,280,010.90 × 4,122,793.40
  4. Step 4: Simplify right side
    10,856,617.40x = 67,119,121,490,448.06
  5. Step 5: Solve for x
    x = 67,119,121,490,448.06/10,856,617.40
  6. Step 6: Final answer
    x = 6,182,323.56

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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.