Home / 11,073,020.40-16,593,978.60-8,802,428.40

Finding the Fourth Proportional to 11,073,020.40, 16,593,978.60 and 8,802,428.40

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Solution

The fourth proportional to 11,073,020.40, 16,593,978.60 and 8,802,428.40 is: 13,191,279.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,073,020.40 : 16,593,978.60 = 8,802,428.40 : x
  2. Step 2: Convert to fraction form
    11,073,020.40/16,593,978.60 = 8,802,428.40/x
  3. Step 3: Cross multiply
    11,073,020.40x = 16,593,978.60 × 8,802,428.40
  4. Step 4: Simplify right side
    11,073,020.40x = 146,067,308,497,632.25
  5. Step 5: Solve for x
    x = 146,067,308,497,632.25/11,073,020.40
  6. Step 6: Final answer
    x = 13,191,279.63

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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.