Home / 18,601,787.88-25,671,023.46-10,228,722.76

Finding the Fourth Proportional to 18,601,787.88, 25,671,023.46 and 10,228,722.76

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Solution

The fourth proportional to 18,601,787.88, 25,671,023.46 and 10,228,722.76 is: 14,115,943.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,601,787.88 : 25,671,023.46 = 10,228,722.76 : x
  2. Step 2: Convert to fraction form
    18,601,787.88/25,671,023.46 = 10,228,722.76/x
  3. Step 3: Cross multiply
    18,601,787.88x = 25,671,023.46 × 10,228,722.76
  4. Step 4: Simplify right side
    18,601,787.88x = 262,581,781,937,795.94
  5. Step 5: Solve for x
    x = 262,581,781,937,795.94/18,601,787.88
  6. Step 6: Final answer
    x = 14,115,943.24

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Double scale
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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.