Home / 13,052,850-18,011,878.62-7,546,579.79

Finding the Fourth Proportional to 13,052,850, 18,011,878.62 and 7,546,579.79

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Solution

The fourth proportional to 13,052,850, 18,011,878.62 and 7,546,579.79 is: 10,413,670.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,052,850 : 18,011,878.62 = 7,546,579.79 : x
  2. Step 2: Convert to fraction form
    13,052,850/18,011,878.62 = 7,546,579.79/x
  3. Step 3: Cross multiply
    13,052,850x = 18,011,878.62 × 7,546,579.79
  4. Step 4: Simplify right side
    13,052,850x = 135,928,079,083,565.70
  5. Step 5: Solve for x
    x = 135,928,079,083,565.70/13,052,850
  6. Step 6: Final answer
    x = 10,413,670.51

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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.