Home / 15,056,187.64-20,777,727.92-8,180,784.52

Finding the Fourth Proportional to 15,056,187.64, 20,777,727.92 and 8,180,784.52

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Solution

The fourth proportional to 15,056,187.64, 20,777,727.92 and 8,180,784.52 is: 11,289,585.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,056,187.64 : 20,777,727.92 = 8,180,784.52 : x
  2. Step 2: Convert to fraction form
    15,056,187.64/20,777,727.92 = 8,180,784.52/x
  3. Step 3: Cross multiply
    15,056,187.64x = 20,777,727.92 × 8,180,784.52
  4. Step 4: Simplify right side
    15,056,187.64x = 169,978,114,928,707.81
  5. Step 5: Solve for x
    x = 169,978,114,928,707.81/15,056,187.64
  6. Step 6: Final answer
    x = 11,289,585.32

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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.