Home / 14,489,405.20-21,736,732.20-7,282,802.80

Finding the Fourth Proportional to 14,489,405.20, 21,736,732.20 and 7,282,802.80

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Solution

The fourth proportional to 14,489,405.20, 21,736,732.20 and 7,282,802.80 is: 10,925,523.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,489,405.20 : 21,736,732.20 = 7,282,802.80 : x
  2. Step 2: Convert to fraction form
    14,489,405.20/21,736,732.20 = 7,282,802.80/x
  3. Step 3: Cross multiply
    14,489,405.20x = 21,736,732.20 × 7,282,802.80
  4. Step 4: Simplify right side
    14,489,405.20x = 158,304,334,129,010.16
  5. Step 5: Solve for x
    x = 158,304,334,129,010.16/14,489,405.20
  6. Step 6: Final answer
    x = 10,925,523.30

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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.