Home / 6,758,478.69-9,326,508.35-3,967,557.13

Finding the Fourth Proportional to 6,758,478.69, 9,326,508.35 and 3,967,557.13

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Solution

The fourth proportional to 6,758,478.69, 9,326,508.35 and 3,967,557.13 is: 5,475,115.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,758,478.69 : 9,326,508.35 = 3,967,557.13 : x
  2. Step 2: Convert to fraction form
    6,758,478.69/9,326,508.35 = 3,967,557.13/x
  3. Step 3: Cross multiply
    6,758,478.69x = 9,326,508.35 × 3,967,557.13
  4. Step 4: Simplify right side
    6,758,478.69x = 37,003,454,702,047.03
  5. Step 5: Solve for x
    x = 37,003,454,702,047.03/6,758,478.69
  6. Step 6: Final answer
    x = 5,475,115.98

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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.