Home / 9,486,356.96-13,091,176.83-5,135,443.13

Finding the Fourth Proportional to 9,486,356.96, 13,091,176.83 and 5,135,443.13

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Solution

The fourth proportional to 9,486,356.96, 13,091,176.83 and 5,135,443.13 is: 7,086,913.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,486,356.96 : 13,091,176.83 = 5,135,443.13 : x
  2. Step 2: Convert to fraction form
    9,486,356.96/13,091,176.83 = 5,135,443.13/x
  3. Step 3: Cross multiply
    9,486,356.96x = 13,091,176.83 × 5,135,443.13
  4. Step 4: Simplify right side
    9,486,356.96x = 67,228,994,115,238.68
  5. Step 5: Solve for x
    x = 67,228,994,115,238.68/9,486,356.96
  6. Step 6: Final answer
    x = 7,086,913.81

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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.