Home / 5,387,821.23-7,435,366.80-3,064,654.20

Finding the Fourth Proportional to 5,387,821.23, 7,435,366.80 and 3,064,654.20

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Solution

The fourth proportional to 5,387,821.23, 7,435,366.80 and 3,064,654.20 is: 4,229,321.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,387,821.23 : 7,435,366.80 = 3,064,654.20 : x
  2. Step 2: Convert to fraction form
    5,387,821.23/7,435,366.80 = 3,064,654.20/x
  3. Step 3: Cross multiply
    5,387,821.23x = 7,435,366.80 × 3,064,654.20
  4. Step 4: Simplify right side
    5,387,821.23x = 22,786,828,092,160.56
  5. Step 5: Solve for x
    x = 22,786,828,092,160.56/5,387,821.23
  6. Step 6: Final answer
    x = 4,229,321.49

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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.