Home / 74,664,013.20-111,996,019.80-23,561,696.40

Finding the Fourth Proportional to 74,664,013.20, 111,996,019.80 and 23,561,696.40

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Solution

The fourth proportional to 74,664,013.20, 111,996,019.80 and 23,561,696.40 is: 35,342,544.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,664,013.20 : 111,996,019.80 = 23,561,696.40 : x
  2. Step 2: Convert to fraction form
    74,664,013.20/111,996,019.80 = 23,561,696.40/x
  3. Step 3: Cross multiply
    74,664,013.20x = 111,996,019.80 × 23,561,696.40
  4. Step 4: Simplify right side
    74,664,013.20x = 2,638,816,216,535,988.50
  5. Step 5: Solve for x
    x = 2,638,816,216,535,988.50/74,664,013.20
  6. Step 6: Final answer
    x = 35,342,544.60

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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.