Home / 9,107,276.95-13,660,915.43-3,428,775.19

Finding the Fourth Proportional to 9,107,276.95, 13,660,915.43 and 3,428,775.19

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Solution

The fourth proportional to 9,107,276.95, 13,660,915.43 and 3,428,775.19 is: 5,143,162.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,107,276.95 : 13,660,915.43 = 3,428,775.19 : x
  2. Step 2: Convert to fraction form
    9,107,276.95/13,660,915.43 = 3,428,775.19/x
  3. Step 3: Cross multiply
    9,107,276.95x = 13,660,915.43 × 3,428,775.19
  4. Step 4: Simplify right side
    9,107,276.95x = 46,840,207,899,072.18
  5. Step 5: Solve for x
    x = 46,840,207,899,072.18/9,107,276.95
  6. Step 6: Final answer
    x = 5,143,162.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.