Home / 11,813,059.80-17,719,589.70-9,421,575.30

Finding the Fourth Proportional to 11,813,059.80, 17,719,589.70 and 9,421,575.30

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Solution

The fourth proportional to 11,813,059.80, 17,719,589.70 and 9,421,575.30 is: 14,132,362.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,813,059.80 : 17,719,589.70 = 9,421,575.30 : x
  2. Step 2: Convert to fraction form
    11,813,059.80/17,719,589.70 = 9,421,575.30/x
  3. Step 3: Cross multiply
    11,813,059.80x = 17,719,589.70 × 9,421,575.30
  4. Step 4: Simplify right side
    11,813,059.80x = 166,946,448,643,654.41
  5. Step 5: Solve for x
    x = 166,946,448,643,654.41/11,813,059.80
  6. Step 6: Final answer
    x = 14,132,362.95

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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.