Home / 11,290,297.56-15,580,929.89-6,395,518.18

Finding the Fourth Proportional to 11,290,297.56, 15,580,929.89 and 6,395,518.18

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Solution

The fourth proportional to 11,290,297.56, 15,580,929.89 and 6,395,518.18 is: 8,825,995.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,290,297.56 : 15,580,929.89 = 6,395,518.18 : x
  2. Step 2: Convert to fraction form
    11,290,297.56/15,580,929.89 = 6,395,518.18/x
  3. Step 3: Cross multiply
    11,290,297.56x = 15,580,929.89 × 6,395,518.18
  4. Step 4: Simplify right side
    11,290,297.56x = 99,648,120,372,800.41
  5. Step 5: Solve for x
    x = 99,648,120,372,800.41/11,290,297.56
  6. Step 6: Final answer
    x = 8,825,995.94

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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.