Home / 12,754,388.11-19,142,637.26-6,693,401.92

Finding the Fourth Proportional to 12,754,388.11, 19,142,637.26 and 6,693,401.92

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Solution

The fourth proportional to 12,754,388.11, 19,142,637.26 and 6,693,401.92 is: 10,045,904.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,754,388.11 : 19,142,637.26 = 6,693,401.92 : x
  2. Step 2: Convert to fraction form
    12,754,388.11/19,142,637.26 = 6,693,401.92/x
  3. Step 3: Cross multiply
    12,754,388.11x = 19,142,637.26 × 6,693,401.92
  4. Step 4: Simplify right side
    12,754,388.11x = 128,129,364,989,947.55
  5. Step 5: Solve for x
    x = 128,129,364,989,947.55/12,754,388.11
  6. Step 6: Final answer
    x = 10,045,904.51

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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.