Home / 9,521,625.71-13,139,846.06-5,170,710.87

Finding the Fourth Proportional to 9,521,625.71, 13,139,846.06 and 5,170,710.87

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Solution

The fourth proportional to 9,521,625.71, 13,139,846.06 and 5,170,710.87 is: 7,135,582.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,521,625.71 : 13,139,846.06 = 5,170,710.87 : x
  2. Step 2: Convert to fraction form
    9,521,625.71/13,139,846.06 = 5,170,710.87/x
  3. Step 3: Cross multiply
    9,521,625.71x = 13,139,846.06 × 5,170,710.87
  4. Step 4: Simplify right side
    9,521,625.71x = 67,942,344,826,715.12
  5. Step 5: Solve for x
    x = 67,942,344,826,715.12/9,521,625.71
  6. Step 6: Final answer
    x = 7,135,582.40

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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.