Home / 9,072,639.90-13,608,959.85-8,148,851.10

Finding the Fourth Proportional to 9,072,639.90, 13,608,959.85 and 8,148,851.10

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Solution

The fourth proportional to 9,072,639.90, 13,608,959.85 and 8,148,851.10 is: 12,223,276.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072,639.90 : 13,608,959.85 = 8,148,851.10 : x
  2. Step 2: Convert to fraction form
    9,072,639.90/13,608,959.85 = 8,148,851.10/x
  3. Step 3: Cross multiply
    9,072,639.90x = 13,608,959.85 × 8,148,851.10
  4. Step 4: Simplify right side
    9,072,639.90x = 110,897,387,443,528.33
  5. Step 5: Solve for x
    x = 110,897,387,443,528.33/9,072,639.90
  6. Step 6: Final answer
    x = 12,223,276.65

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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.