Home / 6,781,278.72-9,358,263.54-3,683,860.32

Finding the Fourth Proportional to 6,781,278.72, 9,358,263.54 and 3,683,860.32

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Solution

The fourth proportional to 6,781,278.72, 9,358,263.54 and 3,683,860.32 is: 5,083,780.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,781,278.72 : 9,358,263.54 = 3,683,860.32 : x
  2. Step 2: Convert to fraction form
    6,781,278.72/9,358,263.54 = 3,683,860.32/x
  3. Step 3: Cross multiply
    6,781,278.72x = 9,358,263.54 × 3,683,860.32
  4. Step 4: Simplify right side
    6,781,278.72x = 34,474,535,719,108.73
  5. Step 5: Solve for x
    x = 34,474,535,719,108.73/6,781,278.72
  6. Step 6: Final answer
    x = 5,083,780.97

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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.