Home / 15,837,855-21,856,239.90-8,594,511

Finding the Fourth Proportional to 15,837,855, 21,856,239.90 and 8,594,511

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Solution

The fourth proportional to 15,837,855, 21,856,239.90 and 8,594,511 is: 11,860,425.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,837,855 : 21,856,239.90 = 8,594,511 : x
  2. Step 2: Convert to fraction form
    15,837,855/21,856,239.90 = 8,594,511/x
  3. Step 3: Cross multiply
    15,837,855x = 21,856,239.90 × 8,594,511
  4. Step 4: Simplify right side
    15,837,855x = 187,843,694,239,188.88
  5. Step 5: Solve for x
    x = 187,843,694,239,188.88/15,837,855
  6. Step 6: Final answer
    x = 11,860,425.18

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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.