Home / 15,896,226.15-21,937,321.95-8,928,131.64

Finding the Fourth Proportional to 15,896,226.15, 21,937,321.95 and 8,928,131.64

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Solution

The fourth proportional to 15,896,226.15, 21,937,321.95 and 8,928,131.64 is: 12,321,119.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,896,226.15 : 21,937,321.95 = 8,928,131.64 : x
  2. Step 2: Convert to fraction form
    15,896,226.15/21,937,321.95 = 8,928,131.64/x
  3. Step 3: Cross multiply
    15,896,226.15x = 21,937,321.95 × 8,928,131.64
  4. Step 4: Simplify right side
    15,896,226.15x = 195,859,298,198,661.50
  5. Step 5: Solve for x
    x = 195,859,298,198,661.50/15,896,226.15
  6. Step 6: Final answer
    x = 12,321,119.26

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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.