Home / 76,774,371.84-115,161,558.21-25,656,390.57

Finding the Fourth Proportional to 76,774,371.84, 115,161,558.21 and 25,656,390.57

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Solution

The fourth proportional to 76,774,371.84, 115,161,558.21 and 25,656,390.57 is: 38,484,586.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,774,371.84 : 115,161,558.21 = 25,656,390.57 : x
  2. Step 2: Convert to fraction form
    76,774,371.84/115,161,558.21 = 25,656,390.57/x
  3. Step 3: Cross multiply
    76,774,371.84x = 115,161,558.21 × 25,656,390.57
  4. Step 4: Simplify right side
    76,774,371.84x = 2,954,629,916,085,550
  5. Step 5: Solve for x
    x = 2,954,629,916,085,550/76,774,371.84
  6. Step 6: Final answer
    x = 38,484,586.01

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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.