Home / 77,706,849.20-116,521,282.94-25,873,194.14

Finding the Fourth Proportional to 77,706,849.20, 116,521,282.94 and 25,873,194.14

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Solution

The fourth proportional to 77,706,849.20, 116,521,282.94 and 25,873,194.14 is: 38,796,808.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,706,849.20 : 116,521,282.94 = 25,873,194.14 : x
  2. Step 2: Convert to fraction form
    77,706,849.20/116,521,282.94 = 25,873,194.14/x
  3. Step 3: Cross multiply
    77,706,849.20x = 116,521,282.94 × 25,873,194.14
  4. Step 4: Simplify right side
    77,706,849.20x = 3,014,777,774,236,518
  5. Step 5: Solve for x
    x = 3,014,777,774,236,518/77,706,849.20
  6. Step 6: Final answer
    x = 38,796,808.85

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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.