Home / 40,826,098.80-61,267,141.80-18,123,289.20

Finding the Fourth Proportional to 40,826,098.80, 61,267,141.80 and 18,123,289.20

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Solution

The fourth proportional to 40,826,098.80, 61,267,141.80 and 18,123,289.20 is: 27,197,360.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,826,098.80 : 61,267,141.80 = 18,123,289.20 : x
  2. Step 2: Convert to fraction form
    40,826,098.80/61,267,141.80 = 18,123,289.20/x
  3. Step 3: Cross multiply
    40,826,098.80x = 61,267,141.80 × 18,123,289.20
  4. Step 4: Simplify right side
    40,826,098.80x = 1,110,362,129,298,808.50
  5. Step 5: Solve for x
    x = 1,110,362,129,298,808.50/40,826,098.80
  6. Step 6: Final answer
    x = 27,197,360.56

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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.