Home / 13,791,040.13-19,031,634.47-7,993,184.90

Finding the Fourth Proportional to 13,791,040.13, 19,031,634.47 and 7,993,184.90

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Solution

The fourth proportional to 13,791,040.13, 19,031,634.47 and 7,993,184.90 is: 11,030,594.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,791,040.13 : 19,031,634.47 = 7,993,184.90 : x
  2. Step 2: Convert to fraction form
    13,791,040.13/19,031,634.47 = 7,993,184.90/x
  3. Step 3: Cross multiply
    13,791,040.13x = 19,031,634.47 × 7,993,184.90
  4. Step 4: Simplify right side
    13,791,040.13x = 152,123,373,172,765.31
  5. Step 5: Solve for x
    x = 152,123,373,172,765.31/13,791,040.13
  6. Step 6: Final answer
    x = 11,030,594.63

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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.