Home / 47,247,341.34-70,876,924.20-18,489,763.92

Finding the Fourth Proportional to 47,247,341.34, 70,876,924.20 and 18,489,763.92

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Solution

The fourth proportional to 47,247,341.34, 70,876,924.20 and 18,489,763.92 is: 27,736,959.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,247,341.34 : 70,876,924.20 = 18,489,763.92 : x
  2. Step 2: Convert to fraction form
    47,247,341.34/70,876,924.20 = 18,489,763.92/x
  3. Step 3: Cross multiply
    47,247,341.34x = 70,876,924.20 × 18,489,763.92
  4. Step 4: Simplify right side
    47,247,341.34x = 1,310,497,595,833,735
  5. Step 5: Solve for x
    x = 1,310,497,595,833,735/47,247,341.34
  6. Step 6: Final answer
    x = 27,736,959.56

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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.