Home / 7,873,881-10,865,955.92-4,252,209

Finding the Fourth Proportional to 7,873,881, 10,865,955.92 and 4,252,209

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Solution

The fourth proportional to 7,873,881, 10,865,955.92 and 4,252,209 is: 5,868,048.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,873,881 : 10,865,955.92 = 4,252,209 : x
  2. Step 2: Convert to fraction form
    7,873,881/10,865,955.92 = 4,252,209/x
  3. Step 3: Cross multiply
    7,873,881x = 10,865,955.92 × 4,252,209
  4. Step 4: Simplify right side
    7,873,881x = 46,204,315,556,627.28
  5. Step 5: Solve for x
    x = 46,204,315,556,627.28/7,873,881
  6. Step 6: Final answer
    x = 5,868,048.50

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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.