Home / 11,227,932.25-15,493,384.15-8,289,313.20

Finding the Fourth Proportional to 11,227,932.25, 15,493,384.15 and 8,289,313.20

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Solution

The fourth proportional to 11,227,932.25, 15,493,384.15 and 8,289,313.20 is: 11,438,394.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,227,932.25 : 15,493,384.15 = 8,289,313.20 : x
  2. Step 2: Convert to fraction form
    11,227,932.25/15,493,384.15 = 8,289,313.20/x
  3. Step 3: Cross multiply
    11,227,932.25x = 15,493,384.15 × 8,289,313.20
  4. Step 4: Simplify right side
    11,227,932.25x = 128,429,513,726,542.50
  5. Step 5: Solve for x
    x = 128,429,513,726,542.50/11,227,932.25
  6. Step 6: Final answer
    x = 11,438,394.08

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1.5x scale

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.