Home / 11,519,128.59-17,281,270.14-4,330,724.78

Finding the Fourth Proportional to 11,519,128.59, 17,281,270.14 and 4,330,724.78

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Solution

The fourth proportional to 11,519,128.59, 17,281,270.14 and 4,330,724.78 is: 6,497,056.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,519,128.59 : 17,281,270.14 = 4,330,724.78 : x
  2. Step 2: Convert to fraction form
    11,519,128.59/17,281,270.14 = 4,330,724.78/x
  3. Step 3: Cross multiply
    11,519,128.59x = 17,281,270.14 × 4,330,724.78
  4. Step 4: Simplify right side
    11,519,128.59x = 74,840,424,825,172.08
  5. Step 5: Solve for x
    x = 74,840,424,825,172.08/11,519,128.59
  6. Step 6: Final answer
    x = 6,497,056.11

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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.