Home / 77,984,463.12-107,604,216.60-44,940,078.96

Finding the Fourth Proportional to 77,984,463.12, 107,604,216.60 and 44,940,078.96

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Solution

The fourth proportional to 77,984,463.12, 107,604,216.60 and 44,940,078.96 is: 62,009,043.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,984,463.12 : 107,604,216.60 = 44,940,078.96 : x
  2. Step 2: Convert to fraction form
    77,984,463.12/107,604,216.60 = 44,940,078.96/x
  3. Step 3: Cross multiply
    77,984,463.12x = 107,604,216.60 × 44,940,078.96
  4. Step 4: Simplify right side
    77,984,463.12x = 4,835,741,990,432,943
  5. Step 5: Solve for x
    x = 4,835,741,990,432,943/77,984,463.12
  6. Step 6: Final answer
    x = 62,009,043.81

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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.