Home / 5,267,424.31-7,901,768.99-1,855,005.15

Finding the Fourth Proportional to 5,267,424.31, 7,901,768.99 and 1,855,005.15

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Solution

The fourth proportional to 5,267,424.31, 7,901,768.99 and 1,855,005.15 is: 2,782,730.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,267,424.31 : 7,901,768.99 = 1,855,005.15 : x
  2. Step 2: Convert to fraction form
    5,267,424.31/7,901,768.99 = 1,855,005.15/x
  3. Step 3: Cross multiply
    5,267,424.31x = 7,901,768.99 × 1,855,005.15
  4. Step 4: Simplify right side
    5,267,424.31x = 14,657,822,170,560.30
  5. Step 5: Solve for x
    x = 14,657,822,170,560.30/5,267,424.31
  6. Step 6: Final answer
    x = 2,782,730.48

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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.