Home / 8,790,671.84-13,162,383.36-5,578,406.24

Finding the Fourth Proportional to 8,790,671.84, 13,162,383.36 and 5,578,406.24

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Solution

The fourth proportional to 8,790,671.84, 13,162,383.36 and 5,578,406.24 is: 8,352,617.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,790,671.84 : 13,162,383.36 = 5,578,406.24 : x
  2. Step 2: Convert to fraction form
    8,790,671.84/13,162,383.36 = 5,578,406.24/x
  3. Step 3: Cross multiply
    8,790,671.84x = 13,162,383.36 × 5,578,406.24
  4. Step 4: Simplify right side
    8,790,671.84x = 73,425,121,468,696.17
  5. Step 5: Solve for x
    x = 73,425,121,468,696.17/8,790,671.84
  6. Step 6: Final answer
    x = 8,352,617.73

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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.