Home / 8,687,897.40-13,033,718.82-2,622,121.32

Finding the Fourth Proportional to 8,687,897.40, 13,033,718.82 and 2,622,121.32

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Solution

The fourth proportional to 8,687,897.40, 13,033,718.82 and 2,622,121.32 is: 3,933,747.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,687,897.40 : 13,033,718.82 = 2,622,121.32 : x
  2. Step 2: Convert to fraction form
    8,687,897.40/13,033,718.82 = 2,622,121.32/x
  3. Step 3: Cross multiply
    8,687,897.40x = 13,033,718.82 × 2,622,121.32
  4. Step 4: Simplify right side
    8,687,897.40x = 34,175,991,996,807.24
  5. Step 5: Solve for x
    x = 34,175,991,996,807.24/8,687,897.40
  6. Step 6: Final answer
    x = 3,933,747.19

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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.