Home / 6,292,877.40-9,431,151.30-2,919,907.80

Finding the Fourth Proportional to 6,292,877.40, 9,431,151.30 and 2,919,907.80

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Solution

The fourth proportional to 6,292,877.40, 9,431,151.30 and 2,919,907.80 is: 4,376,073.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,292,877.40 : 9,431,151.30 = 2,919,907.80 : x
  2. Step 2: Convert to fraction form
    6,292,877.40/9,431,151.30 = 2,919,907.80/x
  3. Step 3: Cross multiply
    6,292,877.40x = 9,431,151.30 × 2,919,907.80
  4. Step 4: Simplify right side
    6,292,877.40x = 27,538,092,243,850.14
  5. Step 5: Solve for x
    x = 27,538,092,243,850.14/6,292,877.40
  6. Step 6: Final answer
    x = 4,376,073.22

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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.