Home / 10,115,694.22-13,956,471.05-6,191,359.24

Finding the Fourth Proportional to 10,115,694.22, 13,956,471.05 and 6,191,359.24

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Solution

The fourth proportional to 10,115,694.22, 13,956,471.05 and 6,191,359.24 is: 8,542,125.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,115,694.22 : 13,956,471.05 = 6,191,359.24 : x
  2. Step 2: Convert to fraction form
    10,115,694.22/13,956,471.05 = 6,191,359.24/x
  3. Step 3: Cross multiply
    10,115,694.22x = 13,956,471.05 × 6,191,359.24
  4. Step 4: Simplify right side
    10,115,694.22x = 86,409,525,993,210.02
  5. Step 5: Solve for x
    x = 86,409,525,993,210.02/10,115,694.22
  6. Step 6: Final answer
    x = 8,542,125.15

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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.