Home / 26,420,512.10-39,593,443.35-19,543,417.70

Finding the Fourth Proportional to 26,420,512.10, 39,593,443.35 and 19,543,417.70

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Solution

The fourth proportional to 26,420,512.10, 39,593,443.35 and 19,543,417.70 is: 29,287,517.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,420,512.10 : 39,593,443.35 = 19,543,417.70 : x
  2. Step 2: Convert to fraction form
    26,420,512.10/39,593,443.35 = 19,543,417.70/x
  3. Step 3: Cross multiply
    26,420,512.10x = 39,593,443.35 × 19,543,417.70
  4. Step 4: Simplify right side
    26,420,512.10x = 773,791,201,570,337.25
  5. Step 5: Solve for x
    x = 773,791,201,570,337.25/26,420,512.10
  6. Step 6: Final answer
    x = 29,287,517.16

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1.5x scale

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.