Home / 15,837,859.13-21,856,245.59-8,594,515.13

Finding the Fourth Proportional to 15,837,859.13, 21,856,245.59 and 8,594,515.13

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Solution

The fourth proportional to 15,837,859.13, 21,856,245.59 and 8,594,515.13 is: 11,860,430.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,837,859.13 : 21,856,245.59 = 8,594,515.13 : x
  2. Step 2: Convert to fraction form
    15,837,859.13/21,856,245.59 = 8,594,515.13/x
  3. Step 3: Cross multiply
    15,837,859.13x = 21,856,245.59 × 8,594,515.13
  4. Step 4: Simplify right side
    15,837,859.13x = 187,843,833,320,455.84
  5. Step 5: Solve for x
    x = 187,843,833,320,455.84/15,837,859.13
  6. Step 6: Final answer
    x = 11,860,430.87

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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.