Home / 12,006,586.65-18,009,815.31-2,908,679.70

Finding the Fourth Proportional to 12,006,586.65, 18,009,815.31 and 2,908,679.70

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Solution

The fourth proportional to 12,006,586.65, 18,009,815.31 and 2,908,679.70 is: 4,363,003.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,006,586.65 : 18,009,815.31 = 2,908,679.70 : x
  2. Step 2: Convert to fraction form
    12,006,586.65/18,009,815.31 = 2,908,679.70/x
  3. Step 3: Cross multiply
    12,006,586.65x = 18,009,815.31 × 2,908,679.70
  4. Step 4: Simplify right side
    12,006,586.65x = 52,384,784,192,946.20
  5. Step 5: Solve for x
    x = 52,384,784,192,946.20/12,006,586.65
  6. Step 6: Final answer
    x = 4,363,003.88

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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.