Home / 8,184,868.65-12,281,731.65-3,393,042.30

Finding the Fourth Proportional to 8,184,868.65, 12,281,731.65 and 3,393,042.30

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Solution

The fourth proportional to 8,184,868.65, 12,281,731.65 and 3,393,042.30 is: 5,091,399.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,184,868.65 : 12,281,731.65 = 3,393,042.30 : x
  2. Step 2: Convert to fraction form
    8,184,868.65/12,281,731.65 = 3,393,042.30/x
  3. Step 3: Cross multiply
    8,184,868.65x = 12,281,731.65 × 3,393,042.30
  4. Step 4: Simplify right side
    8,184,868.65x = 41,672,435,005,698.80
  5. Step 5: Solve for x
    x = 41,672,435,005,698.80/8,184,868.65
  6. Step 6: Final answer
    x = 5,091,399.36

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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.