Home / 7,828,511.91-11,739,952.10-2,709,552.28

Finding the Fourth Proportional to 7,828,511.91, 11,739,952.10 and 2,709,552.28

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Solution

The fourth proportional to 7,828,511.91, 11,739,952.10 and 2,709,552.28 is: 4,063,353.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,828,511.91 : 11,739,952.10 = 2,709,552.28 : x
  2. Step 2: Convert to fraction form
    7,828,511.91/11,739,952.10 = 2,709,552.28/x
  3. Step 3: Cross multiply
    7,828,511.91x = 11,739,952.10 × 2,709,552.28
  4. Step 4: Simplify right side
    7,828,511.91x = 31,810,013,907,398.27
  5. Step 5: Solve for x
    x = 31,810,013,907,398.27/7,828,511.91
  6. Step 6: Final answer
    x = 4,063,353.84

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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.