Home / 86,936,162.40-130,404,243.60-26,344,015.20

Finding the Fourth Proportional to 86,936,162.40, 130,404,243.60 and 26,344,015.20

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Solution

The fourth proportional to 86,936,162.40, 130,404,243.60 and 26,344,015.20 is: 39,516,022.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,936,162.40 : 130,404,243.60 = 26,344,015.20 : x
  2. Step 2: Convert to fraction form
    86,936,162.40/130,404,243.60 = 26,344,015.20/x
  3. Step 3: Cross multiply
    86,936,162.40x = 130,404,243.60 × 26,344,015.20
  4. Step 4: Simplify right side
    86,936,162.40x = 3,435,371,375,542,902.50
  5. Step 5: Solve for x
    x = 3,435,371,375,542,902.50/86,936,162.40
  6. Step 6: Final answer
    x = 39,516,022.80

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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.