Home / 30,397,897-41,936,704.80-17,998,773.40

Finding the Fourth Proportional to 30,397,897, 41,936,704.80 and 17,998,773.40

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Solution

The fourth proportional to 30,397,897, 41,936,704.80 and 17,998,773.40 is: 24,830,969.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,397,897 : 41,936,704.80 = 17,998,773.40 : x
  2. Step 2: Convert to fraction form
    30,397,897/41,936,704.80 = 17,998,773.40/x
  3. Step 3: Cross multiply
    30,397,897x = 41,936,704.80 × 17,998,773.40
  4. Step 4: Simplify right side
    30,397,897x = 754,809,246,837,892.25
  5. Step 5: Solve for x
    x = 754,809,246,837,892.25/30,397,897
  6. Step 6: Final answer
    x = 24,830,969.29

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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.