Home / 27,191,904.30-40,787,856.45-11,018,383.20

Finding the Fourth Proportional to 27,191,904.30, 40,787,856.45 and 11,018,383.20

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Solution

The fourth proportional to 27,191,904.30, 40,787,856.45 and 11,018,383.20 is: 16,527,574.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,191,904.30 : 40,787,856.45 = 11,018,383.20 : x
  2. Step 2: Convert to fraction form
    27,191,904.30/40,787,856.45 = 11,018,383.20/x
  3. Step 3: Cross multiply
    27,191,904.30x = 40,787,856.45 × 11,018,383.20
  4. Step 4: Simplify right side
    27,191,904.30x = 449,416,232,272,691.62
  5. Step 5: Solve for x
    x = 449,416,232,272,691.62/27,191,904.30
  6. Step 6: Final answer
    x = 16,527,574.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.