Home / 12,035,959.32-16,605,264.98-7,908,213.64

Finding the Fourth Proportional to 12,035,959.32, 16,605,264.98 and 7,908,213.64

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Solution

The fourth proportional to 12,035,959.32, 16,605,264.98 and 7,908,213.64 is: 10,910,470.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,035,959.32 : 16,605,264.98 = 7,908,213.64 : x
  2. Step 2: Convert to fraction form
    12,035,959.32/16,605,264.98 = 7,908,213.64/x
  3. Step 3: Cross multiply
    12,035,959.32x = 16,605,264.98 × 7,908,213.64
  4. Step 4: Simplify right side
    12,035,959.32x = 131,317,983,010,650.33
  5. Step 5: Solve for x
    x = 131,317,983,010,650.33/12,035,959.32
  6. Step 6: Final answer
    x = 10,910,470.82

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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.