Home / 9,280,820.60-13,921,230.90-8,650,964.60

Finding the Fourth Proportional to 9,280,820.60, 13,921,230.90 and 8,650,964.60

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Solution

The fourth proportional to 9,280,820.60, 13,921,230.90 and 8,650,964.60 is: 12,976,446.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,280,820.60 : 13,921,230.90 = 8,650,964.60 : x
  2. Step 2: Convert to fraction form
    9,280,820.60/13,921,230.90 = 8,650,964.60/x
  3. Step 3: Cross multiply
    9,280,820.60x = 13,921,230.90 × 8,650,964.60
  4. Step 4: Simplify right side
    9,280,820.60x = 120,432,075,704,326.14
  5. Step 5: Solve for x
    x = 120,432,075,704,326.14/9,280,820.60
  6. Step 6: Final answer
    x = 12,976,446.90

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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.