Home / 51,642,439.35-71,261,148.23-29,308,313.15

Finding the Fourth Proportional to 51,642,439.35, 71,261,148.23 and 29,308,313.15

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Solution

The fourth proportional to 51,642,439.35, 71,261,148.23 and 29,308,313.15 is: 40,442,397.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,642,439.35 : 71,261,148.23 = 29,308,313.15 : x
  2. Step 2: Convert to fraction form
    51,642,439.35/71,261,148.23 = 29,308,313.15/x
  3. Step 3: Cross multiply
    51,642,439.35x = 71,261,148.23 × 29,308,313.15
  4. Step 4: Simplify right side
    51,642,439.35x = 2,088,544,047,753,408.25
  5. Step 5: Solve for x
    x = 2,088,544,047,753,408.25/51,642,439.35
  6. Step 6: Final answer
    x = 40,442,397.26

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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.