Home / 5,859,561.72-8,780,515.72-5,221,008.84

Finding the Fourth Proportional to 5,859,561.72, 8,780,515.72 and 5,221,008.84

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Solution

The fourth proportional to 5,859,561.72, 8,780,515.72 and 5,221,008.84 is: 7,823,648.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,859,561.72 : 8,780,515.72 = 5,221,008.84 : x
  2. Step 2: Convert to fraction form
    5,859,561.72/8,780,515.72 = 5,221,008.84/x
  3. Step 3: Cross multiply
    5,859,561.72x = 8,780,515.72 × 5,221,008.84
  4. Step 4: Simplify right side
    5,859,561.72x = 45,843,150,193,878.97
  5. Step 5: Solve for x
    x = 45,843,150,193,878.97/5,859,561.72
  6. Step 6: Final answer
    x = 7,823,648.32

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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.