Home / 38,862,134.40-58,293,201.60-18,662,505.60

Finding the Fourth Proportional to 38,862,134.40, 58,293,201.60 and 18,662,505.60

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Solution

The fourth proportional to 38,862,134.40, 58,293,201.60 and 18,662,505.60 is: 27,993,758.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,862,134.40 : 58,293,201.60 = 18,662,505.60 : x
  2. Step 2: Convert to fraction form
    38,862,134.40/58,293,201.60 = 18,662,505.60/x
  3. Step 3: Cross multiply
    38,862,134.40x = 58,293,201.60 × 18,662,505.60
  4. Step 4: Simplify right side
    38,862,134.40x = 1,087,897,201,301,929.12
  5. Step 5: Solve for x
    x = 1,087,897,201,301,929.12/38,862,134.40
  6. Step 6: Final answer
    x = 27,993,758.40

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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.