Home / 18,438,851.01-25,444,947.38-10,178,735.88

Finding the Fourth Proportional to 18,438,851.01, 25,444,947.38 and 10,178,735.88

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Solution

The fourth proportional to 18,438,851.01, 25,444,947.38 and 10,178,735.88 is: 14,046,287.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,438,851.01 : 25,444,947.38 = 10,178,735.88 : x
  2. Step 2: Convert to fraction form
    18,438,851.01/25,444,947.38 = 10,178,735.88/x
  3. Step 3: Cross multiply
    18,438,851.01x = 25,444,947.38 × 10,178,735.88
  4. Step 4: Simplify right side
    18,438,851.01x = 258,997,398,810,624.34
  5. Step 5: Solve for x
    x = 258,997,398,810,624.34/18,438,851.01
  6. Step 6: Final answer
    x = 14,046,287.30

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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.