Home / 43,439,501.40-65,158,255.80-21,868,310.40

Finding the Fourth Proportional to 43,439,501.40, 65,158,255.80 and 21,868,310.40

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Solution

The fourth proportional to 43,439,501.40, 65,158,255.80 and 21,868,310.40 is: 32,801,964.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,439,501.40 : 65,158,255.80 = 21,868,310.40 : x
  2. Step 2: Convert to fraction form
    43,439,501.40/65,158,255.80 = 21,868,310.40/x
  3. Step 3: Cross multiply
    43,439,501.40x = 65,158,255.80 × 21,868,310.40
  4. Step 4: Simplify right side
    43,439,501.40x = 1,424,900,962,957,000.25
  5. Step 5: Solve for x
    x = 1,424,900,962,957,000.25/43,439,501.40
  6. Step 6: Final answer
    x = 32,801,964.04

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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.