Home / 6,286,376.90-9,471,572.39-5,679,870.16

Finding the Fourth Proportional to 6,286,376.90, 9,471,572.39 and 5,679,870.16

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Solution

The fourth proportional to 6,286,376.90, 9,471,572.39 and 5,679,870.16 is: 8,557,759.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,286,376.90 : 9,471,572.39 = 5,679,870.16 : x
  2. Step 2: Convert to fraction form
    6,286,376.90/9,471,572.39 = 5,679,870.16/x
  3. Step 3: Cross multiply
    6,286,376.90x = 9,471,572.39 × 5,679,870.16
  4. Step 4: Simplify right side
    6,286,376.90x = 53,797,301,334,162.59
  5. Step 5: Solve for x
    x = 53,797,301,334,162.59/6,286,376.90
  6. Step 6: Final answer
    x = 8,557,759.46

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.