Home / 15,441,823.92-21,312,271.56-8,568,520.32

Finding the Fourth Proportional to 15,441,823.92, 21,312,271.56 and 8,568,520.32

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Solution

The fourth proportional to 15,441,823.92, 21,312,271.56 and 8,568,520.32 is: 11,825,975.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,441,823.92 : 21,312,271.56 = 8,568,520.32 : x
  2. Step 2: Convert to fraction form
    15,441,823.92/21,312,271.56 = 8,568,520.32/x
  3. Step 3: Cross multiply
    15,441,823.92x = 21,312,271.56 × 8,568,520.32
  4. Step 4: Simplify right side
    15,441,823.92x = 182,614,631,927,218.09
  5. Step 5: Solve for x
    x = 182,614,631,927,218.09/15,441,823.92
  6. Step 6: Final answer
    x = 11,825,975.54

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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.