Home / 52,164,097.80-78,246,146.70-18,074,113.80

Finding the Fourth Proportional to 52,164,097.80, 78,246,146.70 and 18,074,113.80

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Solution

The fourth proportional to 52,164,097.80, 78,246,146.70 and 18,074,113.80 is: 27,111,170.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,164,097.80 : 78,246,146.70 = 18,074,113.80 : x
  2. Step 2: Convert to fraction form
    52,164,097.80/78,246,146.70 = 18,074,113.80/x
  3. Step 3: Cross multiply
    52,164,097.80x = 78,246,146.70 × 18,074,113.80
  4. Step 4: Simplify right side
    52,164,097.80x = 1,414,229,759,867,294.50
  5. Step 5: Solve for x
    x = 1,414,229,759,867,294.50/52,164,097.80
  6. Step 6: Final answer
    x = 27,111,170.70

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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.