Home / 48,760,766.98-67,280,383.02-28,910,865.67

Finding the Fourth Proportional to 48,760,766.98, 67,280,383.02 and 28,910,865.67

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Solution

The fourth proportional to 48,760,766.98, 67,280,383.02 and 28,910,865.67 is: 39,891,376.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,760,766.98 : 67,280,383.02 = 28,910,865.67 : x
  2. Step 2: Convert to fraction form
    48,760,766.98/67,280,383.02 = 28,910,865.67/x
  3. Step 3: Cross multiply
    48,760,766.98x = 67,280,383.02 × 28,910,865.67
  4. Step 4: Simplify right side
    48,760,766.98x = 1,945,134,115,717,369
  5. Step 5: Solve for x
    x = 1,945,134,115,717,369/48,760,766.98
  6. Step 6: Final answer
    x = 39,891,376.53

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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.