Home / 8,561,592.72-12,842,466.84-3,702,992.40

Finding the Fourth Proportional to 8,561,592.72, 12,842,466.84 and 3,702,992.40

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Solution

The fourth proportional to 8,561,592.72, 12,842,466.84 and 3,702,992.40 is: 5,554,522.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,561,592.72 : 12,842,466.84 = 3,702,992.40 : x
  2. Step 2: Convert to fraction form
    8,561,592.72/12,842,466.84 = 3,702,992.40/x
  3. Step 3: Cross multiply
    8,561,592.72x = 12,842,466.84 × 3,702,992.40
  4. Step 4: Simplify right side
    8,561,592.72x = 47,555,557,105,772.02
  5. Step 5: Solve for x
    x = 47,555,557,105,772.02/8,561,592.72
  6. Step 6: Final answer
    x = 5,554,522.23

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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.