Home / 5,131,287.66-7,683,903.81-3,080,672.73

Finding the Fourth Proportional to 5,131,287.66, 7,683,903.81 and 3,080,672.73

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Solution

The fourth proportional to 5,131,287.66, 7,683,903.81 and 3,080,672.73 is: 4,613,187.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,131,287.66 : 7,683,903.81 = 3,080,672.73 : x
  2. Step 2: Convert to fraction form
    5,131,287.66/7,683,903.81 = 3,080,672.73/x
  3. Step 3: Cross multiply
    5,131,287.66x = 7,683,903.81 × 3,080,672.73
  4. Step 4: Simplify right side
    5,131,287.66x = 23,671,592,927,410.10
  5. Step 5: Solve for x
    x = 23,671,592,927,410.10/5,131,287.66
  6. Step 6: Final answer
    x = 4,613,187.66

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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.