Home / 38,058,214.50-52,520,363.01-20,654,555.58

Finding the Fourth Proportional to 38,058,214.50, 52,520,363.01 and 20,654,555.58

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Solution

The fourth proportional to 38,058,214.50, 52,520,363.01 and 20,654,555.58 is: 28,503,301.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,058,214.50 : 52,520,363.01 = 20,654,555.58 : x
  2. Step 2: Convert to fraction form
    38,058,214.50/52,520,363.01 = 20,654,555.58/x
  3. Step 3: Cross multiply
    38,058,214.50x = 52,520,363.01 × 20,654,555.58
  4. Step 4: Simplify right side
    38,058,214.50x = 1,084,784,756,871,821
  5. Step 5: Solve for x
    x = 1,084,784,756,871,821/38,058,214.50
  6. Step 6: Final answer
    x = 28,503,301.35

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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.