Home / 7,650,579.87-11,470,543.20-3,388,437.63

Finding the Fourth Proportional to 7,650,579.87, 11,470,543.20 and 3,388,437.63

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Solution

The fourth proportional to 7,650,579.87, 11,470,543.20 and 3,388,437.63 is: 5,080,297.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,650,579.87 : 11,470,543.20 = 3,388,437.63 : x
  2. Step 2: Convert to fraction form
    7,650,579.87/11,470,543.20 = 3,388,437.63/x
  3. Step 3: Cross multiply
    7,650,579.87x = 11,470,543.20 × 3,388,437.63
  4. Step 4: Simplify right side
    7,650,579.87x = 38,867,220,215,420.61
  5. Step 5: Solve for x
    x = 38,867,220,215,420.61/7,650,579.87
  6. Step 6: Final answer
    x = 5,080,297.29

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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.