Home / 9,717,809.13-13,410,576.41-5,643,690.57

Finding the Fourth Proportional to 9,717,809.13, 13,410,576.41 and 5,643,690.57

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Solution

The fourth proportional to 9,717,809.13, 13,410,576.41 and 5,643,690.57 is: 7,788,292.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,717,809.13 : 13,410,576.41 = 5,643,690.57 : x
  2. Step 2: Convert to fraction form
    9,717,809.13/13,410,576.41 = 5,643,690.57/x
  3. Step 3: Cross multiply
    9,717,809.13x = 13,410,576.41 × 5,643,690.57
  4. Step 4: Simplify right side
    9,717,809.13x = 75,685,143,595,163
  5. Step 5: Solve for x
    x = 75,685,143,595,163/9,717,809.13
  6. Step 6: Final answer
    x = 7,788,292.87

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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.