Home / 21,340,072.33-32,010,131.58-9,988,492.57

Finding the Fourth Proportional to 21,340,072.33, 32,010,131.58 and 9,988,492.57

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Solution

The fourth proportional to 21,340,072.33, 32,010,131.58 and 9,988,492.57 is: 14,982,749.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,340,072.33 : 32,010,131.58 = 9,988,492.57 : x
  2. Step 2: Convert to fraction form
    21,340,072.33/32,010,131.58 = 9,988,492.57/x
  3. Step 3: Cross multiply
    21,340,072.33x = 32,010,131.58 × 9,988,492.57
  4. Step 4: Simplify right side
    21,340,072.33x = 319,732,961,451,552.38
  5. Step 5: Solve for x
    x = 319,732,961,451,552.38/21,340,072.33
  6. Step 6: Final answer
    x = 14,982,749.66

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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.