Home / 8,154,428.40-12,231,642.60-2,474,643.60

Finding the Fourth Proportional to 8,154,428.40, 12,231,642.60 and 2,474,643.60

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Solution

The fourth proportional to 8,154,428.40, 12,231,642.60 and 2,474,643.60 is: 3,711,965.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,154,428.40 : 12,231,642.60 = 2,474,643.60 : x
  2. Step 2: Convert to fraction form
    8,154,428.40/12,231,642.60 = 2,474,643.60/x
  3. Step 3: Cross multiply
    8,154,428.40x = 12,231,642.60 × 2,474,643.60
  4. Step 4: Simplify right side
    8,154,428.40x = 30,268,956,077,577.36
  5. Step 5: Solve for x
    x = 30,268,956,077,577.36/8,154,428.40
  6. Step 6: Final answer
    x = 3,711,965.40

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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.