Home / 9,486,166.54-13,090,894.74-5,135,251.68

Finding the Fourth Proportional to 9,486,166.54, 13,090,894.74 and 5,135,251.68

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Solution

The fourth proportional to 9,486,166.54, 13,090,894.74 and 5,135,251.68 is: 7,086,639.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,486,166.54 : 13,090,894.74 = 5,135,251.68 : x
  2. Step 2: Convert to fraction form
    9,486,166.54/13,090,894.74 = 5,135,251.68/x
  3. Step 3: Cross multiply
    9,486,166.54x = 13,090,894.74 × 5,135,251.68
  4. Step 4: Simplify right side
    9,486,166.54x = 67,225,039,206,288.16
  5. Step 5: Solve for x
    x = 67,225,039,206,288.16/9,486,166.54
  6. Step 6: Final answer
    x = 7,086,639.15

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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.