Home / 52,521,433.96-72,491,672.10-30,798,400.36

Finding the Fourth Proportional to 52,521,433.96, 72,491,672.10 and 30,798,400.36

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Solution

The fourth proportional to 52,521,433.96, 72,491,672.10 and 30,798,400.36 is: 42,508,883.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,521,433.96 : 72,491,672.10 = 30,798,400.36 : x
  2. Step 2: Convert to fraction form
    52,521,433.96/72,491,672.10 = 30,798,400.36/x
  3. Step 3: Cross multiply
    52,521,433.96x = 72,491,672.10 × 30,798,400.36
  4. Step 4: Simplify right side
    52,521,433.96x = 2,232,627,540,101,641.75
  5. Step 5: Solve for x
    x = 2,232,627,540,101,641.75/52,521,433.96
  6. Step 6: Final answer
    x = 42,508,883.93

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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.