Home / 52,806,002.70-79,209,004.05-51,042,405.90

Finding the Fourth Proportional to 52,806,002.70, 79,209,004.05 and 51,042,405.90

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Solution

The fourth proportional to 52,806,002.70, 79,209,004.05 and 51,042,405.90 is: 76,563,608.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,806,002.70 : 79,209,004.05 = 51,042,405.90 : x
  2. Step 2: Convert to fraction form
    52,806,002.70/79,209,004.05 = 51,042,405.90/x
  3. Step 3: Cross multiply
    52,806,002.70x = 79,209,004.05 × 51,042,405.90
  4. Step 4: Simplify right side
    52,806,002.70x = 4,043,018,135,654,843.50
  5. Step 5: Solve for x
    x = 4,043,018,135,654,843.50/52,806,002.70
  6. Step 6: Final answer
    x = 76,563,608.85

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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.