Home / 5,018,856.40-7,524,052.61-2,176,828.12

Finding the Fourth Proportional to 5,018,856.40, 7,524,052.61 and 2,176,828.12

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Solution

The fourth proportional to 5,018,856.40, 7,524,052.61 and 2,176,828.12 is: 3,263,406.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,018,856.40 : 7,524,052.61 = 2,176,828.12 : x
  2. Step 2: Convert to fraction form
    5,018,856.40/7,524,052.61 = 2,176,828.12/x
  3. Step 3: Cross multiply
    5,018,856.40x = 7,524,052.61 × 2,176,828.12
  4. Step 4: Simplify right side
    5,018,856.40x = 16,378,569,260,187.13
  5. Step 5: Solve for x
    x = 16,378,569,260,187.13/5,018,856.40
  6. Step 6: Final answer
    x = 3,263,406.64

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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.