Home / 14,150,658.30-21,176,998.65-8,474,955.90

Finding the Fourth Proportional to 14,150,658.30, 21,176,998.65 and 8,474,955.90

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Solution

The fourth proportional to 14,150,658.30, 21,176,998.65 and 8,474,955.90 is: 12,683,094.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,150,658.30 : 21,176,998.65 = 8,474,955.90 : x
  2. Step 2: Convert to fraction form
    14,150,658.30/21,176,998.65 = 8,474,955.90/x
  3. Step 3: Cross multiply
    14,150,658.30x = 21,176,998.65 × 8,474,955.90
  4. Step 4: Simplify right side
    14,150,658.30x = 179,474,129,653,109.53
  5. Step 5: Solve for x
    x = 179,474,129,653,109.53/14,150,658.30
  6. Step 6: Final answer
    x = 12,683,094.02

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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.