Home / 5,554,342.79-7,661,641.40-3,668,385.39

Finding the Fourth Proportional to 5,554,342.79, 7,661,641.40 and 3,668,385.39

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Solution

The fourth proportional to 5,554,342.79, 7,661,641.40 and 3,668,385.39 is: 5,060,158.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,554,342.79 : 7,661,641.40 = 3,668,385.39 : x
  2. Step 2: Convert to fraction form
    5,554,342.79/7,661,641.40 = 3,668,385.39/x
  3. Step 3: Cross multiply
    5,554,342.79x = 7,661,641.40 × 3,668,385.39
  4. Step 4: Simplify right side
    5,554,342.79x = 28,105,853,372,667.16
  5. Step 5: Solve for x
    x = 28,105,853,372,667.16/5,554,342.79
  6. Step 6: Final answer
    x = 5,060,158.23

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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.