Home / 8,301,349.20-12,452,023.80-2,916,080.40

Finding the Fourth Proportional to 8,301,349.20, 12,452,023.80 and 2,916,080.40

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Solution

The fourth proportional to 8,301,349.20, 12,452,023.80 and 2,916,080.40 is: 4,374,120.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,301,349.20 : 12,452,023.80 = 2,916,080.40 : x
  2. Step 2: Convert to fraction form
    8,301,349.20/12,452,023.80 = 2,916,080.40/x
  3. Step 3: Cross multiply
    8,301,349.20x = 12,452,023.80 × 2,916,080.40
  4. Step 4: Simplify right side
    8,301,349.20x = 36,311,102,543,513.52
  5. Step 5: Solve for x
    x = 36,311,102,543,513.52/8,301,349.20
  6. Step 6: Final answer
    x = 4,374,120.60

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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.