Home / 10,199,539.74-15,298,099.20-3,376,128.90

Finding the Fourth Proportional to 10,199,539.74, 15,298,099.20 and 3,376,128.90

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Solution

The fourth proportional to 10,199,539.74, 15,298,099.20 and 3,376,128.90 is: 5,063,792.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,199,539.74 : 15,298,099.20 = 3,376,128.90 : x
  2. Step 2: Convert to fraction form
    10,199,539.74/15,298,099.20 = 3,376,128.90/x
  3. Step 3: Cross multiply
    10,199,539.74x = 15,298,099.20 × 3,376,128.90
  4. Step 4: Simplify right side
    10,199,539.74x = 51,648,354,824,186.88
  5. Step 5: Solve for x
    x = 51,648,354,824,186.88/10,199,539.74
  6. Step 6: Final answer
    x = 5,063,792.69

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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.