Home / 43,750,891.20-65,626,336.80-13,454,817.60

Finding the Fourth Proportional to 43,750,891.20, 65,626,336.80 and 13,454,817.60

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Solution

The fourth proportional to 43,750,891.20, 65,626,336.80 and 13,454,817.60 is: 20,182,226.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,750,891.20 : 65,626,336.80 = 13,454,817.60 : x
  2. Step 2: Convert to fraction form
    43,750,891.20/65,626,336.80 = 13,454,817.60/x
  3. Step 3: Cross multiply
    43,750,891.20x = 65,626,336.80 × 13,454,817.60
  4. Step 4: Simplify right side
    43,750,891.20x = 882,990,391,400,167.62
  5. Step 5: Solve for x
    x = 882,990,391,400,167.62/43,750,891.20
  6. Step 6: Final answer
    x = 20,182,226.40

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1.5x scale

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.