Home / 5,554,343.79-7,661,642.78-3,668,386.39

Finding the Fourth Proportional to 5,554,343.79, 7,661,642.78 and 3,668,386.39

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Solution

The fourth proportional to 5,554,343.79, 7,661,642.78 and 3,668,386.39 is: 5,060,159.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,554,343.79 : 7,661,642.78 = 3,668,386.39 : x
  2. Step 2: Convert to fraction form
    5,554,343.79/7,661,642.78 = 3,668,386.39/x
  3. Step 3: Cross multiply
    5,554,343.79x = 7,661,642.78 × 3,668,386.39
  4. Step 4: Simplify right side
    5,554,343.79x = 28,105,866,099,193.77
  5. Step 5: Solve for x
    x = 28,105,866,099,193.77/5,554,343.79
  6. Step 6: Final answer
    x = 5,060,159.61

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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.