Home / 34,358,680.30-47,415,960.17-20,948,119.58

Finding the Fourth Proportional to 34,358,680.30, 47,415,960.17 and 20,948,119.58

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Solution

The fourth proportional to 34,358,680.30, 47,415,960.17 and 20,948,119.58 is: 28,909,003.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,358,680.30 : 47,415,960.17 = 20,948,119.58 : x
  2. Step 2: Convert to fraction form
    34,358,680.30/47,415,960.17 = 20,948,119.58/x
  3. Step 3: Cross multiply
    34,358,680.30x = 47,415,960.17 × 20,948,119.58
  4. Step 4: Simplify right side
    34,358,680.30x = 993,275,203,641,677.12
  5. Step 5: Solve for x
    x = 993,275,203,641,677.12/34,358,680.30
  6. Step 6: Final answer
    x = 28,909,003.34

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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.