Home / 6,937,297.90-10,405,946.85-6,831,009.70

Finding the Fourth Proportional to 6,937,297.90, 10,405,946.85 and 6,831,009.70

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Solution

The fourth proportional to 6,937,297.90, 10,405,946.85 and 6,831,009.70 is: 10,246,514.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,937,297.90 : 10,405,946.85 = 6,831,009.70 : x
  2. Step 2: Convert to fraction form
    6,937,297.90/10,405,946.85 = 6,831,009.70/x
  3. Step 3: Cross multiply
    6,937,297.90x = 10,405,946.85 × 6,831,009.70
  4. Step 4: Simplify right side
    6,937,297.90x = 71,083,123,870,034.44
  5. Step 5: Solve for x
    x = 71,083,123,870,034.44/6,937,297.90
  6. Step 6: Final answer
    x = 10,246,514.55

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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.