Home / 15,860,342.21-21,887,272.22-8,984,824.26

Finding the Fourth Proportional to 15,860,342.21, 21,887,272.22 and 8,984,824.26

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Solution

The fourth proportional to 15,860,342.21, 21,887,272.22 and 8,984,824.26 is: 12,399,057.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,860,342.21 : 21,887,272.22 = 8,984,824.26 : x
  2. Step 2: Convert to fraction form
    15,860,342.21/21,887,272.22 = 8,984,824.26/x
  3. Step 3: Cross multiply
    15,860,342.21x = 21,887,272.22 × 8,984,824.26
  4. Step 4: Simplify right side
    15,860,342.21x = 196,653,294,382,555.94
  5. Step 5: Solve for x
    x = 196,653,294,382,555.94/15,860,342.21
  6. Step 6: Final answer
    x = 12,399,057.46

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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.