Home / 55,248,015.33-82,849,222.23-18,859,336.65

Finding the Fourth Proportional to 55,248,015.33, 82,849,222.23 and 18,859,336.65

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Solution

The fourth proportional to 55,248,015.33, 82,849,222.23 and 18,859,336.65 is: 28,281,221.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,248,015.33 : 82,849,222.23 = 18,859,336.65 : x
  2. Step 2: Convert to fraction form
    55,248,015.33/82,849,222.23 = 18,859,336.65/x
  3. Step 3: Cross multiply
    55,248,015.33x = 82,849,222.23 × 18,859,336.65
  4. Step 4: Simplify right side
    55,248,015.33x = 1,562,481,373,226,233.75
  5. Step 5: Solve for x
    x = 1,562,481,373,226,233.75/55,248,015.33
  6. Step 6: Final answer
    x = 28,281,221.76

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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.