Home / 7,300,878.40-10,950,480.88-1,910,049.04

Finding the Fourth Proportional to 7,300,878.40, 10,950,480.88 and 1,910,049.04

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Solution

The fourth proportional to 7,300,878.40, 10,950,480.88 and 1,910,049.04 is: 2,864,854.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,300,878.40 : 10,950,480.88 = 1,910,049.04 : x
  2. Step 2: Convert to fraction form
    7,300,878.40/10,950,480.88 = 1,910,049.04/x
  3. Step 3: Cross multiply
    7,300,878.40x = 10,950,480.88 × 1,910,049.04
  4. Step 4: Simplify right side
    7,300,878.40x = 20,915,955,492,382.36
  5. Step 5: Solve for x
    x = 20,915,955,492,382.36/7,300,878.40
  6. Step 6: Final answer
    x = 2,864,854.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.