Home / 15,810,725.06-21,816,387.61-8,932,697.54

Finding the Fourth Proportional to 15,810,725.06, 21,816,387.61 and 8,932,697.54

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Solution

The fourth proportional to 15,810,725.06, 21,816,387.61 and 8,932,697.54 is: 12,325,759.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,810,725.06 : 21,816,387.61 = 8,932,697.54 : x
  2. Step 2: Convert to fraction form
    15,810,725.06/21,816,387.61 = 8,932,697.54/x
  3. Step 3: Cross multiply
    15,810,725.06x = 21,816,387.61 × 8,932,697.54
  4. Step 4: Simplify right side
    15,810,725.06x = 194,879,191,804,119.81
  5. Step 5: Solve for x
    x = 194,879,191,804,119.81/15,810,725.06
  6. Step 6: Final answer
    x = 12,325,759.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.