Home / 5,554,345.29-7,661,644.85-3,668,387.89

Finding the Fourth Proportional to 5,554,345.29, 7,661,644.85 and 3,668,387.89

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Solution

The fourth proportional to 5,554,345.29, 7,661,644.85 and 3,668,387.89 is: 5,060,161.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,554,345.29 : 7,661,644.85 = 3,668,387.89 : x
  2. Step 2: Convert to fraction form
    5,554,345.29/7,661,644.85 = 3,668,387.89/x
  3. Step 3: Cross multiply
    5,554,345.29x = 7,661,644.85 × 3,668,387.89
  4. Step 4: Simplify right side
    5,554,345.29x = 28,105,885,185,220.87
  5. Step 5: Solve for x
    x = 28,105,885,185,220.87/5,554,345.29
  6. Step 6: Final answer
    x = 5,060,161.68

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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.