Home / 9,387,011.52-12,959,926.56-6,451,882.56

Finding the Fourth Proportional to 9,387,011.52, 12,959,926.56 and 6,451,882.56

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Solution

The fourth proportional to 9,387,011.52, 12,959,926.56 and 6,451,882.56 is: 8,907,619.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,387,011.52 : 12,959,926.56 = 6,451,882.56 : x
  2. Step 2: Convert to fraction form
    9,387,011.52/12,959,926.56 = 6,451,882.56/x
  3. Step 3: Cross multiply
    9,387,011.52x = 12,959,926.56 × 6,451,882.56
  4. Step 4: Simplify right side
    9,387,011.52x = 83,615,924,151,344.80
  5. Step 5: Solve for x
    x = 83,615,924,151,344.80/9,387,011.52
  6. Step 6: Final answer
    x = 8,907,619.21

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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.