Home / 8,179,590.95-11,287,322.06-4,508,305.49

Finding the Fourth Proportional to 8,179,590.95, 11,287,322.06 and 4,508,305.49

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Solution

The fourth proportional to 8,179,590.95, 11,287,322.06 and 4,508,305.49 is: 6,221,178.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,179,590.95 : 11,287,322.06 = 4,508,305.49 : x
  2. Step 2: Convert to fraction form
    8,179,590.95/11,287,322.06 = 4,508,305.49/x
  3. Step 3: Cross multiply
    8,179,590.95x = 11,287,322.06 × 4,508,305.49
  4. Step 4: Simplify right side
    8,179,590.95x = 50,886,696,016,172.88
  5. Step 5: Solve for x
    x = 50,886,696,016,172.88/8,179,590.95
  6. Step 6: Final answer
    x = 6,221,178.58

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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.