Home / 76,432,796.08-105,462,766.74-48,560,044.12

Finding the Fourth Proportional to 76,432,796.08, 105,462,766.74 and 48,560,044.12

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Solution

The fourth proportional to 76,432,796.08, 105,462,766.74 and 48,560,044.12 is: 67,003,653.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,432,796.08 : 105,462,766.74 = 48,560,044.12 : x
  2. Step 2: Convert to fraction form
    76,432,796.08/105,462,766.74 = 48,560,044.12/x
  3. Step 3: Cross multiply
    76,432,796.08x = 105,462,766.74 × 48,560,044.12
  4. Step 4: Simplify right side
    76,432,796.08x = 5,121,276,605,911,668
  5. Step 5: Solve for x
    x = 5,121,276,605,911,668/76,432,796.08
  6. Step 6: Final answer
    x = 67,003,653.78

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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.