Home / 5,182,894.86-7,152,346.09-2,859,808.38

Finding the Fourth Proportional to 5,182,894.86, 7,152,346.09 and 2,859,808.38

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Solution

The fourth proportional to 5,182,894.86, 7,152,346.09 and 2,859,808.38 is: 3,946,508.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,182,894.86 : 7,152,346.09 = 2,859,808.38 : x
  2. Step 2: Convert to fraction form
    5,182,894.86/7,152,346.09 = 2,859,808.38/x
  3. Step 3: Cross multiply
    5,182,894.86x = 7,152,346.09 × 2,859,808.38
  4. Step 4: Simplify right side
    5,182,894.86x = 20,454,339,245,509.28
  5. Step 5: Solve for x
    x = 20,454,339,245,509.28/5,182,894.86
  6. Step 6: Final answer
    x = 3,946,508.62

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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.