Home / 15,270,525.81-21,073,761.75-9,310,276.59

Finding the Fourth Proportional to 15,270,525.81, 21,073,761.75 and 9,310,276.59

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Solution

The fourth proportional to 15,270,525.81, 21,073,761.75 and 9,310,276.59 is: 12,848,447.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,270,525.81 : 21,073,761.75 = 9,310,276.59 : x
  2. Step 2: Convert to fraction form
    15,270,525.81/21,073,761.75 = 9,310,276.59/x
  3. Step 3: Cross multiply
    15,270,525.81x = 21,073,761.75 × 9,310,276.59
  4. Step 4: Simplify right side
    15,270,525.81x = 196,202,550,684,262.44
  5. Step 5: Solve for x
    x = 196,202,550,684,262.44/15,270,525.81
  6. Step 6: Final answer
    x = 12,848,447.60

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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.