Home / 29,103,438.90-43,661,379.15-8,910,722.10

Finding the Fourth Proportional to 29,103,438.90, 43,661,379.15 and 8,910,722.10

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Solution

The fourth proportional to 29,103,438.90, 43,661,379.15 and 8,910,722.10 is: 13,367,987.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,103,438.90 : 43,661,379.15 = 8,910,722.10 : x
  2. Step 2: Convert to fraction form
    29,103,438.90/43,661,379.15 = 8,910,722.10/x
  3. Step 3: Cross multiply
    29,103,438.90x = 43,661,379.15 × 8,910,722.10
  4. Step 4: Simplify right side
    29,103,438.90x = 389,054,416,108,384.19
  5. Step 5: Solve for x
    x = 389,054,416,108,384.19/29,103,438.90
  6. Step 6: Final answer
    x = 13,367,987.80

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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.