Home / 9,126,687.42-12,595,528.15-5,206,529.81

Finding the Fourth Proportional to 9,126,687.42, 12,595,528.15 and 5,206,529.81

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Solution

The fourth proportional to 9,126,687.42, 12,595,528.15 and 5,206,529.81 is: 7,185,410.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,126,687.42 : 12,595,528.15 = 5,206,529.81 : x
  2. Step 2: Convert to fraction form
    9,126,687.42/12,595,528.15 = 5,206,529.81/x
  3. Step 3: Cross multiply
    9,126,687.42x = 12,595,528.15 × 5,206,529.81
  4. Step 4: Simplify right side
    9,126,687.42x = 65,578,992,804,141.65
  5. Step 5: Solve for x
    x = 65,578,992,804,141.65/9,126,687.42
  6. Step 6: Final answer
    x = 7,185,410.19

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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.