Home / 92,909,213.06-139,354,796.14-28,213,578.61

Finding the Fourth Proportional to 92,909,213.06, 139,354,796.14 and 28,213,578.61

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Solution

The fourth proportional to 92,909,213.06, 139,354,796.14 and 28,213,578.61 is: 42,317,627.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,909,213.06 : 139,354,796.14 = 28,213,578.61 : x
  2. Step 2: Convert to fraction form
    92,909,213.06/139,354,796.14 = 28,213,578.61/x
  3. Step 3: Cross multiply
    92,909,213.06x = 139,354,796.14 × 28,213,578.61
  4. Step 4: Simplify right side
    92,909,213.06x = 3,931,697,495,157,493.50
  5. Step 5: Solve for x
    x = 3,931,697,495,157,493.50/92,909,213.06
  6. Step 6: Final answer
    x = 42,317,627.78

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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.