Home / 9,074,270.40-12,523,375.62-6,778,445.28

Finding the Fourth Proportional to 9,074,270.40, 12,523,375.62 and 6,778,445.28

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Solution

The fourth proportional to 9,074,270.40, 12,523,375.62 and 6,778,445.28 is: 9,354,913.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,074,270.40 : 12,523,375.62 = 6,778,445.28 : x
  2. Step 2: Convert to fraction form
    9,074,270.40/12,523,375.62 = 6,778,445.28/x
  3. Step 3: Cross multiply
    9,074,270.40x = 12,523,375.62 × 6,778,445.28
  4. Step 4: Simplify right side
    9,074,270.40x = 84,889,016,361,056.08
  5. Step 5: Solve for x
    x = 84,889,016,361,056.08/9,074,270.40
  6. Step 6: Final answer
    x = 9,354,913.69

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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.