Home / 18,301,411.56-25,258,103.46-10,153,174.44

Finding the Fourth Proportional to 18,301,411.56, 25,258,103.46 and 10,153,174.44

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Solution

The fourth proportional to 18,301,411.56, 25,258,103.46 and 10,153,174.44 is: 14,012,576.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,301,411.56 : 25,258,103.46 = 10,153,174.44 : x
  2. Step 2: Convert to fraction form
    18,301,411.56/25,258,103.46 = 10,153,174.44/x
  3. Step 3: Cross multiply
    18,301,411.56x = 25,258,103.46 × 10,153,174.44
  4. Step 4: Simplify right side
    18,301,411.56x = 256,449,930,452,947.56
  5. Step 5: Solve for x
    x = 256,449,930,452,947.56/18,301,411.56
  6. Step 6: Final answer
    x = 14,012,576.55

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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.