Home / 74,889,972.40-112,334,958.60-36,576,065.20

Finding the Fourth Proportional to 74,889,972.40, 112,334,958.60 and 36,576,065.20

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Solution

The fourth proportional to 74,889,972.40, 112,334,958.60 and 36,576,065.20 is: 54,864,097.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,889,972.40 : 112,334,958.60 = 36,576,065.20 : x
  2. Step 2: Convert to fraction form
    74,889,972.40/112,334,958.60 = 36,576,065.20/x
  3. Step 3: Cross multiply
    74,889,972.40x = 112,334,958.60 × 36,576,065.20
  4. Step 4: Simplify right side
    74,889,972.40x = 4,108,770,769,992,901
  5. Step 5: Solve for x
    x = 4,108,770,769,992,901/74,889,972.40
  6. Step 6: Final answer
    x = 54,864,097.80

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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.