Home / 6,345,267.28-8,755,544.90-3,628,488.40

Finding the Fourth Proportional to 6,345,267.28, 8,755,544.90 and 3,628,488.40

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Solution

The fourth proportional to 6,345,267.28, 8,755,544.90 and 3,628,488.40 is: 5,006,785.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,345,267.28 : 8,755,544.90 = 3,628,488.40 : x
  2. Step 2: Convert to fraction form
    6,345,267.28/8,755,544.90 = 3,628,488.40/x
  3. Step 3: Cross multiply
    6,345,267.28x = 8,755,544.90 × 3,628,488.40
  4. Step 4: Simplify right side
    6,345,267.28x = 31,769,393,105,329.16
  5. Step 5: Solve for x
    x = 31,769,393,105,329.16/6,345,267.28
  6. Step 6: Final answer
    x = 5,006,785.64

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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.