Home / 10,959,985.70-16,441,015.35-2,981,809.70

Finding the Fourth Proportional to 10,959,985.70, 16,441,015.35 and 2,981,809.70

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Solution

The fourth proportional to 10,959,985.70, 16,441,015.35 and 2,981,809.70 is: 4,472,996.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,959,985.70 : 16,441,015.35 = 2,981,809.70 : x
  2. Step 2: Convert to fraction form
    10,959,985.70/16,441,015.35 = 2,981,809.70/x
  3. Step 3: Cross multiply
    10,959,985.70x = 16,441,015.35 × 2,981,809.70
  4. Step 4: Simplify right side
    10,959,985.70x = 49,023,979,048,478.90
  5. Step 5: Solve for x
    x = 49,023,979,048,478.90/10,959,985.70
  6. Step 6: Final answer
    x = 4,472,996.63

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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.