Home / 7,521,511.43-11,257,128.03-4,282,179.48

Finding the Fourth Proportional to 7,521,511.43, 11,257,128.03 and 4,282,179.48

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Solution

The fourth proportional to 7,521,511.43, 11,257,128.03 and 4,282,179.48 is: 6,408,956.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,521,511.43 : 11,257,128.03 = 4,282,179.48 : x
  2. Step 2: Convert to fraction form
    7,521,511.43/11,257,128.03 = 4,282,179.48/x
  3. Step 3: Cross multiply
    7,521,511.43x = 11,257,128.03 × 4,282,179.48
  4. Step 4: Simplify right side
    7,521,511.43x = 48,205,042,653,798.83
  5. Step 5: Solve for x
    x = 48,205,042,653,798.83/7,521,511.43
  6. Step 6: Final answer
    x = 6,408,956.91

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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.