Home / 21,591,116.70-32,392,347.23-7,759,471.95

Finding the Fourth Proportional to 21,591,116.70, 32,392,347.23 and 7,759,471.95

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Solution

The fourth proportional to 21,591,116.70, 32,392,347.23 and 7,759,471.95 is: 11,641,246.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,591,116.70 : 32,392,347.23 = 7,759,471.95 : x
  2. Step 2: Convert to fraction form
    21,591,116.70/32,392,347.23 = 7,759,471.95/x
  3. Step 3: Cross multiply
    21,591,116.70x = 32,392,347.23 × 7,759,471.95
  4. Step 4: Simplify right side
    21,591,116.70x = 251,347,509,725,845.22
  5. Step 5: Solve for x
    x = 251,347,509,725,845.22/21,591,116.70
  6. Step 6: Final answer
    x = 11,641,246.41

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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.