Home / 9,072,705.60-13,608,766.80-3,007,717.20

Finding the Fourth Proportional to 9,072,705.60, 13,608,766.80 and 3,007,717.20

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Solution

The fourth proportional to 9,072,705.60, 13,608,766.80 and 3,007,717.20 is: 4,511,479.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072,705.60 : 13,608,766.80 = 3,007,717.20 : x
  2. Step 2: Convert to fraction form
    9,072,705.60/13,608,766.80 = 3,007,717.20/x
  3. Step 3: Cross multiply
    9,072,705.60x = 13,608,766.80 × 3,007,717.20
  4. Step 4: Simplify right side
    9,072,705.60x = 40,931,321,975,148.96
  5. Step 5: Solve for x
    x = 40,931,321,975,148.96/9,072,705.60
  6. Step 6: Final answer
    x = 4,511,479.13

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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.