Home / 15,914,233.50-21,961,642.23-8,670,889.50

Finding the Fourth Proportional to 15,914,233.50, 21,961,642.23 and 8,670,889.50

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Solution

The fourth proportional to 15,914,233.50, 21,961,642.23 and 8,670,889.50 is: 11,965,827.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,914,233.50 : 21,961,642.23 = 8,670,889.50 : x
  2. Step 2: Convert to fraction form
    15,914,233.50/21,961,642.23 = 8,670,889.50/x
  3. Step 3: Cross multiply
    15,914,233.50x = 21,961,642.23 × 8,670,889.50
  4. Step 4: Simplify right side
    15,914,233.50x = 190,426,973,014,863.59
  5. Step 5: Solve for x
    x = 190,426,973,014,863.59/15,914,233.50
  6. Step 6: Final answer
    x = 11,965,827.51

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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.