Home / 8,701,012.08-13,043,404.36-2,939,716.61

Finding the Fourth Proportional to 8,701,012.08, 13,043,404.36 and 2,939,716.61

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Solution

The fourth proportional to 8,701,012.08, 13,043,404.36 and 2,939,716.61 is: 4,406,833.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,701,012.08 : 13,043,404.36 = 2,939,716.61 : x
  2. Step 2: Convert to fraction form
    8,701,012.08/13,043,404.36 = 2,939,716.61/x
  3. Step 3: Cross multiply
    8,701,012.08x = 13,043,404.36 × 2,939,716.61
  4. Step 4: Simplify right side
    8,701,012.08x = 38,343,912,408,080.62
  5. Step 5: Solve for x
    x = 38,343,912,408,080.62/8,701,012.08
  6. Step 6: Final answer
    x = 4,406,833.60

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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.