Home / 7,111,509.61-9,813,909.15-3,848,324.04

Finding the Fourth Proportional to 7,111,509.61, 9,813,909.15 and 3,848,324.04

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Solution

The fourth proportional to 7,111,509.61, 9,813,909.15 and 3,848,324.04 is: 5,310,701.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,111,509.61 : 9,813,909.15 = 3,848,324.04 : x
  2. Step 2: Convert to fraction form
    7,111,509.61/9,813,909.15 = 3,848,324.04/x
  3. Step 3: Cross multiply
    7,111,509.61x = 9,813,909.15 × 3,848,324.04
  4. Step 4: Simplify right side
    7,111,509.61x = 37,767,102,508,320.97
  5. Step 5: Solve for x
    x = 37,767,102,508,320.97/7,111,509.61
  6. Step 6: Final answer
    x = 5,310,701.18

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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.