Home / 5,085,859.32-7,018,879.50-2,911,084.92

Finding the Fourth Proportional to 5,085,859.32, 7,018,879.50 and 2,911,084.92

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Solution

The fourth proportional to 5,085,859.32, 7,018,879.50 and 2,911,084.92 is: 4,017,522.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,085,859.32 : 7,018,879.50 = 2,911,084.92 : x
  2. Step 2: Convert to fraction form
    5,085,859.32/7,018,879.50 = 2,911,084.92/x
  3. Step 3: Cross multiply
    5,085,859.32x = 7,018,879.50 × 2,911,084.92
  4. Step 4: Simplify right side
    5,085,859.32x = 20,432,554,267,747.14
  5. Step 5: Solve for x
    x = 20,432,554,267,747.14/5,085,859.32
  6. Step 6: Final answer
    x = 4,017,522.50

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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.