Home / 91,310,573.34-126,005,214.06-49,493,740.77

Finding the Fourth Proportional to 91,310,573.34, 126,005,214.06 and 49,493,740.77

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Solution

The fourth proportional to 91,310,573.34, 126,005,214.06 and 49,493,740.77 is: 68,299,531.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,310,573.34 : 126,005,214.06 = 49,493,740.77 : x
  2. Step 2: Convert to fraction form
    91,310,573.34/126,005,214.06 = 49,493,740.77/x
  3. Step 3: Cross multiply
    91,310,573.34x = 126,005,214.06 × 49,493,740.77
  4. Step 4: Simplify right side
    91,310,573.34x = 6,236,469,400,354,000
  5. Step 5: Solve for x
    x = 6,236,469,400,354,000/91,310,573.34
  6. Step 6: Final answer
    x = 68,299,531.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.