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Finding the Fourth Proportional to 5,344,206.98, 7,375,100.13 and 2,896,899.30

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Solution

The fourth proportional to 5,344,206.98, 7,375,100.13 and 2,896,899.30 is: 3,997,772.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,344,206.98 : 7,375,100.13 = 2,896,899.30 : x
  2. Step 2: Convert to fraction form
    5,344,206.98/7,375,100.13 = 2,896,899.30/x
  3. Step 3: Cross multiply
    5,344,206.98x = 7,375,100.13 × 2,896,899.30
  4. Step 4: Simplify right side
    5,344,206.98x = 21,364,922,404,026.91
  5. Step 5: Solve for x
    x = 21,364,922,404,026.91/5,344,206.98
  6. Step 6: Final answer
    x = 3,997,772.26

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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.