Home / 13,488,379.07-20,239,211.21-6,298,868.07

Finding the Fourth Proportional to 13,488,379.07, 20,239,211.21 and 6,298,868.07

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Solution

The fourth proportional to 13,488,379.07, 20,239,211.21 and 6,298,868.07 is: 9,451,404.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,488,379.07 : 20,239,211.21 = 6,298,868.07 : x
  2. Step 2: Convert to fraction form
    13,488,379.07/20,239,211.21 = 6,298,868.07/x
  3. Step 3: Cross multiply
    13,488,379.07x = 20,239,211.21 × 6,298,868.07
  4. Step 4: Simplify right side
    13,488,379.07x = 127,484,121,221,160.72
  5. Step 5: Solve for x
    x = 127,484,121,221,160.72/13,488,379.07
  6. Step 6: Final answer
    x = 9,451,404.10

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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.