Home / 27,191,911.80-40,787,867.70-11,018,390.70

Finding the Fourth Proportional to 27,191,911.80, 40,787,867.70 and 11,018,390.70

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Solution

The fourth proportional to 27,191,911.80, 40,787,867.70 and 11,018,390.70 is: 16,527,586.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,191,911.80 : 40,787,867.70 = 11,018,390.70 : x
  2. Step 2: Convert to fraction form
    27,191,911.80/40,787,867.70 = 11,018,390.70/x
  3. Step 3: Cross multiply
    27,191,911.80x = 40,787,867.70 × 11,018,390.70
  4. Step 4: Simplify right side
    27,191,911.80x = 449,416,662,138,510.38
  5. Step 5: Solve for x
    x = 449,416,662,138,510.38/27,191,911.80
  6. Step 6: Final answer
    x = 16,527,586.05

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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.