Home / 54,793,910-75,614,669.16-30,347,099.12

Finding the Fourth Proportional to 54,793,910, 75,614,669.16 and 30,347,099.12

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Solution

The fourth proportional to 54,793,910, 75,614,669.16 and 30,347,099.12 is: 41,878,483.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,793,910 : 75,614,669.16 = 30,347,099.12 : x
  2. Step 2: Convert to fraction form
    54,793,910/75,614,669.16 = 30,347,099.12/x
  3. Step 3: Cross multiply
    54,793,910x = 75,614,669.16 × 30,347,099.12
  4. Step 4: Simplify right side
    54,793,910x = 2,294,685,859,924,527
  5. Step 5: Solve for x
    x = 2,294,685,859,924,527/54,793,910
  6. Step 6: Final answer
    x = 41,878,483.57

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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.