Home / 9,268,300.80-13,902,451.20-7,868,620.80

Finding the Fourth Proportional to 9,268,300.80, 13,902,451.20 and 7,868,620.80

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Solution

The fourth proportional to 9,268,300.80, 13,902,451.20 and 7,868,620.80 is: 11,802,931.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,268,300.80 : 13,902,451.20 = 7,868,620.80 : x
  2. Step 2: Convert to fraction form
    9,268,300.80/13,902,451.20 = 7,868,620.80/x
  3. Step 3: Cross multiply
    9,268,300.80x = 13,902,451.20 × 7,868,620.80
  4. Step 4: Simplify right side
    9,268,300.80x = 109,393,116,683,304.95
  5. Step 5: Solve for x
    x = 109,393,116,683,304.95/9,268,300.80
  6. Step 6: Final answer
    x = 11,802,931.20

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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.