Home / 38,058,217.50-52,520,367.16-20,654,558.58

Finding the Fourth Proportional to 38,058,217.50, 52,520,367.16 and 20,654,558.58

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Solution

The fourth proportional to 38,058,217.50, 52,520,367.16 and 20,654,558.58 is: 28,503,305.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,058,217.50 : 52,520,367.16 = 20,654,558.58 : x
  2. Step 2: Convert to fraction form
    38,058,217.50/52,520,367.16 = 20,654,558.58/x
  3. Step 3: Cross multiply
    38,058,217.50x = 52,520,367.16 × 20,654,558.58
  4. Step 4: Simplify right side
    38,058,217.50x = 1,084,785,000,149,328.12
  5. Step 5: Solve for x
    x = 1,084,785,000,149,328.12/38,058,217.50
  6. Step 6: Final answer
    x = 28,503,305.50

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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.