Home / 7,181,743.19-9,901,841.42-4,599,178.07

Finding the Fourth Proportional to 7,181,743.19, 9,901,841.42 and 4,599,178.07

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Solution

The fourth proportional to 7,181,743.19, 9,901,841.42 and 4,599,178.07 is: 6,341,125.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,181,743.19 : 9,901,841.42 = 4,599,178.07 : x
  2. Step 2: Convert to fraction form
    7,181,743.19/9,901,841.42 = 4,599,178.07/x
  3. Step 3: Cross multiply
    7,181,743.19x = 9,901,841.42 × 4,599,178.07
  4. Step 4: Simplify right side
    7,181,743.19x = 45,540,331,838,976.56
  5. Step 5: Solve for x
    x = 45,540,331,838,976.56/7,181,743.19
  6. Step 6: Final answer
    x = 6,341,125.08

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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.