Home / 53,412,730.56-80,101,528.11-18,862,865.37

Finding the Fourth Proportional to 53,412,730.56, 80,101,528.11 and 18,862,865.37

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Solution

The fourth proportional to 53,412,730.56, 80,101,528.11 and 18,862,865.37 is: 28,288,093.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,412,730.56 : 80,101,528.11 = 18,862,865.37 : x
  2. Step 2: Convert to fraction form
    53,412,730.56/80,101,528.11 = 18,862,865.37/x
  3. Step 3: Cross multiply
    53,412,730.56x = 80,101,528.11 × 18,862,865.37
  4. Step 4: Simplify right side
    53,412,730.56x = 1,510,944,340,670,200.50
  5. Step 5: Solve for x
    x = 1,510,944,340,670,200.50/53,412,730.56
  6. Step 6: Final answer
    x = 28,288,093.96

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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.