Home / 6,670,613.38-10,005,814.41-2,121,596.50

Finding the Fourth Proportional to 6,670,613.38, 10,005,814.41 and 2,121,596.50

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Solution

The fourth proportional to 6,670,613.38, 10,005,814.41 and 2,121,596.50 is: 3,182,361.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,670,613.38 : 10,005,814.41 = 2,121,596.50 : x
  2. Step 2: Convert to fraction form
    6,670,613.38/10,005,814.41 = 2,121,596.50/x
  3. Step 3: Cross multiply
    6,670,613.38x = 10,005,814.41 × 2,121,596.50
  4. Step 4: Simplify right side
    6,670,613.38x = 21,228,300,831,905.57
  5. Step 5: Solve for x
    x = 21,228,300,831,905.57/6,670,613.38
  6. Step 6: Final answer
    x = 3,182,361.14

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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.