Home / 9,008,857.12-12,432,069.18-4,878,854.79

Finding the Fourth Proportional to 9,008,857.12, 12,432,069.18 and 4,878,854.79

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Solution

The fourth proportional to 9,008,857.12, 12,432,069.18 and 4,878,854.79 is: 6,732,736.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,008,857.12 : 12,432,069.18 = 4,878,854.79 : x
  2. Step 2: Convert to fraction form
    9,008,857.12/12,432,069.18 = 4,878,854.79/x
  3. Step 3: Cross multiply
    9,008,857.12x = 12,432,069.18 × 4,878,854.79
  4. Step 4: Simplify right side
    9,008,857.12x = 60,654,260,268,454.38
  5. Step 5: Solve for x
    x = 60,654,260,268,454.38/9,008,857.12
  6. Step 6: Final answer
    x = 6,732,736.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.