Home / 12,178,116.52-18,273,176.50-5,701,630.20

Finding the Fourth Proportional to 12,178,116.52, 18,273,176.50 and 5,701,630.20

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Solution

The fourth proportional to 12,178,116.52, 18,273,176.50 and 5,701,630.20 is: 8,555,255.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,178,116.52 : 18,273,176.50 = 5,701,630.20 : x
  2. Step 2: Convert to fraction form
    12,178,116.52/18,273,176.50 = 5,701,630.20/x
  3. Step 3: Cross multiply
    12,178,116.52x = 18,273,176.50 × 5,701,630.20
  4. Step 4: Simplify right side
    12,178,116.52x = 104,186,894,982,330.30
  5. Step 5: Solve for x
    x = 104,186,894,982,330.30/12,178,116.52
  6. Step 6: Final answer
    x = 8,555,255.22

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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.