Home / 11,221,970.05-16,806,235.38-7,165,894.24

Finding the Fourth Proportional to 11,221,970.05, 16,806,235.38 and 7,165,894.24

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Solution

The fourth proportional to 11,221,970.05, 16,806,235.38 and 7,165,894.24 is: 10,731,779.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,221,970.05 : 16,806,235.38 = 7,165,894.24 : x
  2. Step 2: Convert to fraction form
    11,221,970.05/16,806,235.38 = 7,165,894.24/x
  3. Step 3: Cross multiply
    11,221,970.05x = 16,806,235.38 × 7,165,894.24
  4. Step 4: Simplify right side
    11,221,970.05x = 120,431,705,305,626.20
  5. Step 5: Solve for x
    x = 120,431,705,305,626.20/11,221,970.05
  6. Step 6: Final answer
    x = 10,731,779.25

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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.