Home / 5,125,367.46-7,073,019.81-2,802,409.87

Finding the Fourth Proportional to 5,125,367.46, 7,073,019.81 and 2,802,409.87

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Solution

The fourth proportional to 5,125,367.46, 7,073,019.81 and 2,802,409.87 is: 3,867,332.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,125,367.46 : 7,073,019.81 = 2,802,409.87 : x
  2. Step 2: Convert to fraction form
    5,125,367.46/7,073,019.81 = 2,802,409.87/x
  3. Step 3: Cross multiply
    5,125,367.46x = 7,073,019.81 × 2,802,409.87
  4. Step 4: Simplify right side
    5,125,367.46x = 19,821,500,521,828.88
  5. Step 5: Solve for x
    x = 19,821,500,521,828.88/5,125,367.46
  6. Step 6: Final answer
    x = 3,867,332.57

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1.5x scale

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.