Home / 52,764,009.20-79,146,013.80-43,806,057.20

Finding the Fourth Proportional to 52,764,009.20, 79,146,013.80 and 43,806,057.20

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Solution

The fourth proportional to 52,764,009.20, 79,146,013.80 and 43,806,057.20 is: 65,709,085.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,764,009.20 : 79,146,013.80 = 43,806,057.20 : x
  2. Step 2: Convert to fraction form
    52,764,009.20/79,146,013.80 = 43,806,057.20/x
  3. Step 3: Cross multiply
    52,764,009.20x = 79,146,013.80 × 43,806,057.20
  4. Step 4: Simplify right side
    52,764,009.20x = 3,467,074,807,674,789.50
  5. Step 5: Solve for x
    x = 3,467,074,807,674,789.50/52,764,009.20
  6. Step 6: Final answer
    x = 65,709,085.80

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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.