Home / 14,681,856.40-22,022,784.60-3,900,821.20

Finding the Fourth Proportional to 14,681,856.40, 22,022,784.60 and 3,900,821.20

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Solution

The fourth proportional to 14,681,856.40, 22,022,784.60 and 3,900,821.20 is: 5,851,231.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,681,856.40 : 22,022,784.60 = 3,900,821.20 : x
  2. Step 2: Convert to fraction form
    14,681,856.40/22,022,784.60 = 3,900,821.20/x
  3. Step 3: Cross multiply
    14,681,856.40x = 22,022,784.60 × 3,900,821.20
  4. Step 4: Simplify right side
    14,681,856.40x = 85,906,945,050,713.53
  5. Step 5: Solve for x
    x = 85,906,945,050,713.53/14,681,856.40
  6. Step 6: Final answer
    x = 5,851,231.80

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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.