Home / 26,197,712.16-39,112,366.20-20,017,348.56

Finding the Fourth Proportional to 26,197,712.16, 39,112,366.20 and 20,017,348.56

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Solution

The fourth proportional to 26,197,712.16, 39,112,366.20 and 20,017,348.56 is: 29,885,276.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,197,712.16 : 39,112,366.20 = 20,017,348.56 : x
  2. Step 2: Convert to fraction form
    26,197,712.16/39,112,366.20 = 20,017,348.56/x
  3. Step 3: Cross multiply
    26,197,712.16x = 39,112,366.20 × 20,017,348.56
  4. Step 4: Simplify right side
    26,197,712.16x = 782,925,867,231,762.62
  5. Step 5: Solve for x
    x = 782,925,867,231,762.62/26,197,712.16
  6. Step 6: Final answer
    x = 29,885,276.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.