Home / 12,454,570.14-18,682,643.61-5,264,763.90

Finding the Fourth Proportional to 12,454,570.14, 18,682,643.61 and 5,264,763.90

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Solution

The fourth proportional to 12,454,570.14, 18,682,643.61 and 5,264,763.90 is: 7,897,479.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,454,570.14 : 18,682,643.61 = 5,264,763.90 : x
  2. Step 2: Convert to fraction form
    12,454,570.14/18,682,643.61 = 5,264,763.90/x
  3. Step 3: Cross multiply
    12,454,570.14x = 18,682,643.61 × 5,264,763.90
  4. Step 4: Simplify right side
    12,454,570.14x = 98,359,707,634,493.69
  5. Step 5: Solve for x
    x = 98,359,707,634,493.69/12,454,570.14
  6. Step 6: Final answer
    x = 7,897,479.12

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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.