Home / 38,058,801.84-52,521,173.09-20,655,146.70

Finding the Fourth Proportional to 38,058,801.84, 52,521,173.09 and 20,655,146.70

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Solution

The fourth proportional to 38,058,801.84, 52,521,173.09 and 20,655,146.70 is: 28,504,116.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,058,801.84 : 52,521,173.09 = 20,655,146.70 : x
  2. Step 2: Convert to fraction form
    38,058,801.84/52,521,173.09 = 20,655,146.70/x
  3. Step 3: Cross multiply
    38,058,801.84x = 52,521,173.09 × 20,655,146.70
  4. Step 4: Simplify right side
    38,058,801.84x = 1,084,832,534,926,766.50
  5. Step 5: Solve for x
    x = 1,084,832,534,926,766.50/38,058,801.84
  6. Step 6: Final answer
    x = 28,504,116.85

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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.