Home / 11,386,832.79-15,713,438.43-6,493,629.77

Finding the Fourth Proportional to 11,386,832.79, 15,713,438.43 and 6,493,629.77

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Solution

The fourth proportional to 11,386,832.79, 15,713,438.43 and 6,493,629.77 is: 8,960,986.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,386,832.79 : 15,713,438.43 = 6,493,629.77 : x
  2. Step 2: Convert to fraction form
    11,386,832.79/15,713,438.43 = 6,493,629.77/x
  3. Step 3: Cross multiply
    11,386,832.79x = 15,713,438.43 × 6,493,629.77
  4. Step 4: Simplify right side
    11,386,832.79x = 102,037,251,499,542.86
  5. Step 5: Solve for x
    x = 102,037,251,499,542.86/11,386,832.79
  6. Step 6: Final answer
    x = 8,960,986.20

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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.