Home / 9,186,817.24-12,679,015.01-5,268,106.90

Finding the Fourth Proportional to 9,186,817.24, 12,679,015.01 and 5,268,106.90

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Solution

The fourth proportional to 9,186,817.24, 12,679,015.01 and 5,268,106.90 is: 7,270,679.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,186,817.24 : 12,679,015.01 = 5,268,106.90 : x
  2. Step 2: Convert to fraction form
    9,186,817.24/12,679,015.01 = 5,268,106.90/x
  3. Step 3: Cross multiply
    9,186,817.24x = 12,679,015.01 × 5,268,106.90
  4. Step 4: Simplify right side
    9,186,817.24x = 66,794,406,369,648.96
  5. Step 5: Solve for x
    x = 66,794,406,369,648.96/9,186,817.24
  6. Step 6: Final answer
    x = 7,270,679.79

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1.5x scale

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.