Home / 25,185,455.84-37,784,781.94-7,912,959.14

Finding the Fourth Proportional to 25,185,455.84, 37,784,781.94 and 7,912,959.14

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Solution

The fourth proportional to 25,185,455.84, 37,784,781.94 and 7,912,959.14 is: 11,871,511.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,185,455.84 : 37,784,781.94 = 7,912,959.14 : x
  2. Step 2: Convert to fraction form
    25,185,455.84/37,784,781.94 = 7,912,959.14/x
  3. Step 3: Cross multiply
    25,185,455.84x = 37,784,781.94 × 7,912,959.14
  4. Step 4: Simplify right side
    25,185,455.84x = 298,989,435,605,029.88
  5. Step 5: Solve for x
    x = 298,989,435,605,029.88/25,185,455.84
  6. Step 6: Final answer
    x = 11,871,511.78

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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.