Home / 18,546,938.30-27,807,447.45-10,970,003.90

Finding the Fourth Proportional to 18,546,938.30, 27,807,447.45 and 10,970,003.90

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Solution

The fourth proportional to 18,546,938.30, 27,807,447.45 and 10,970,003.90 is: 16,447,340.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,546,938.30 : 27,807,447.45 = 10,970,003.90 : x
  2. Step 2: Convert to fraction form
    18,546,938.30/27,807,447.45 = 10,970,003.90/x
  3. Step 3: Cross multiply
    18,546,938.30x = 27,807,447.45 × 10,970,003.90
  4. Step 4: Simplify right side
    18,546,938.30x = 305,047,806,975,545.06
  5. Step 5: Solve for x
    x = 305,047,806,975,545.06/18,546,938.30
  6. Step 6: Final answer
    x = 16,447,340.37

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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.