Home / 12,253,509.35-18,380,355.15-4,578,888.95

Finding the Fourth Proportional to 12,253,509.35, 18,380,355.15 and 4,578,888.95

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Solution

The fourth proportional to 12,253,509.35, 18,380,355.15 and 4,578,888.95 is: 6,868,367.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,253,509.35 : 18,380,355.15 = 4,578,888.95 : x
  2. Step 2: Convert to fraction form
    12,253,509.35/18,380,355.15 = 4,578,888.95/x
  3. Step 3: Cross multiply
    12,253,509.35x = 18,380,355.15 × 4,578,888.95
  4. Step 4: Simplify right side
    12,253,509.35x = 84,161,605,093,410.59
  5. Step 5: Solve for x
    x = 84,161,605,093,410.59/12,253,509.35
  6. Step 6: Final answer
    x = 6,868,367.48

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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.