Home / 15,097,643.40-20,836,468.98-8,986,091.40

Finding the Fourth Proportional to 15,097,643.40, 20,836,468.98 and 8,986,091.40

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Solution

The fourth proportional to 15,097,643.40, 20,836,468.98 and 8,986,091.40 is: 12,401,830.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,097,643.40 : 20,836,468.98 = 8,986,091.40 : x
  2. Step 2: Convert to fraction form
    15,097,643.40/20,836,468.98 = 8,986,091.40/x
  3. Step 3: Cross multiply
    15,097,643.40x = 20,836,468.98 × 8,986,091.40
  4. Step 4: Simplify right side
    15,097,643.40x = 187,238,414,707,544.78
  5. Step 5: Solve for x
    x = 187,238,414,707,544.78/15,097,643.40
  6. Step 6: Final answer
    x = 12,401,830.52

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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.