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Finding the Fourth Proportional to 5,535,862.60, 8,303,793.90 and 4,100,971.90

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Solution

The fourth proportional to 5,535,862.60, 8,303,793.90 and 4,100,971.90 is: 6,151,457.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,535,862.60 : 8,303,793.90 = 4,100,971.90 : x
  2. Step 2: Convert to fraction form
    5,535,862.60/8,303,793.90 = 4,100,971.90/x
  3. Step 3: Cross multiply
    5,535,862.60x = 8,303,793.90 × 4,100,971.90
  4. Step 4: Simplify right side
    5,535,862.60x = 34,053,625,447,291.41
  5. Step 5: Solve for x
    x = 34,053,625,447,291.41/5,535,862.60
  6. Step 6: Final answer
    x = 6,151,457.85

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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.