Home / 27,660,571.20-41,490,856.80-13,311,664.20

Finding the Fourth Proportional to 27,660,571.20, 41,490,856.80 and 13,311,664.20

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Solution

The fourth proportional to 27,660,571.20, 41,490,856.80 and 13,311,664.20 is: 19,967,496.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,660,571.20 : 41,490,856.80 = 13,311,664.20 : x
  2. Step 2: Convert to fraction form
    27,660,571.20/41,490,856.80 = 13,311,664.20/x
  3. Step 3: Cross multiply
    27,660,571.20x = 41,490,856.80 × 13,311,664.20
  4. Step 4: Simplify right side
    27,660,571.20x = 552,312,353,091,886.50
  5. Step 5: Solve for x
    x = 552,312,353,091,886.50/27,660,571.20
  6. Step 6: Final answer
    x = 19,967,496.30

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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.