Home / 20,036,865.66-27,650,927.82-10,869,508.41

Finding the Fourth Proportional to 20,036,865.66, 27,650,927.82 and 10,869,508.41

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Solution

The fourth proportional to 20,036,865.66, 27,650,927.82 and 10,869,508.41 is: 14,999,950.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,036,865.66 : 27,650,927.82 = 10,869,508.41 : x
  2. Step 2: Convert to fraction form
    20,036,865.66/27,650,927.82 = 10,869,508.41/x
  3. Step 3: Cross multiply
    20,036,865.66x = 27,650,927.82 × 10,869,508.41
  4. Step 4: Simplify right side
    20,036,865.66x = 300,551,992,483,793
  5. Step 5: Solve for x
    x = 300,551,992,483,793/20,036,865.66
  6. Step 6: Final answer
    x = 14,999,950.47

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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.