Home / 12,224,429.40-18,323,252.10-6,149,472.60

Finding the Fourth Proportional to 12,224,429.40, 18,323,252.10 and 6,149,472.60

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Solution

The fourth proportional to 12,224,429.40, 18,323,252.10 and 6,149,472.60 is: 9,217,472.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,224,429.40 : 18,323,252.10 = 6,149,472.60 : x
  2. Step 2: Convert to fraction form
    12,224,429.40/18,323,252.10 = 6,149,472.60/x
  3. Step 3: Cross multiply
    12,224,429.40x = 18,323,252.10 × 6,149,472.60
  4. Step 4: Simplify right side
    12,224,429.40x = 112,678,336,731,842.47
  5. Step 5: Solve for x
    x = 112,678,336,731,842.47/12,224,429.40
  6. Step 6: Final answer
    x = 9,217,472.08

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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.