Home / 20,355,080.10-30,532,620.15-9,017,672.10

Finding the Fourth Proportional to 20,355,080.10, 30,532,620.15 and 9,017,672.10

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Solution

The fourth proportional to 20,355,080.10, 30,532,620.15 and 9,017,672.10 is: 13,526,508.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,355,080.10 : 30,532,620.15 = 9,017,672.10 : x
  2. Step 2: Convert to fraction form
    20,355,080.10/30,532,620.15 = 9,017,672.10/x
  3. Step 3: Cross multiply
    20,355,080.10x = 30,532,620.15 × 9,017,672.10
  4. Step 4: Simplify right side
    20,355,080.10x = 275,333,156,866,552.78
  5. Step 5: Solve for x
    x = 275,333,156,866,552.78/20,355,080.10
  6. Step 6: Final answer
    x = 13,526,508.15

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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.