Home / 30,458,766.48-42,026,298.26-18,062,560.71

Finding the Fourth Proportional to 30,458,766.48, 42,026,298.26 and 18,062,560.71

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Solution

The fourth proportional to 30,458,766.48, 42,026,298.26 and 18,062,560.71 is: 24,922,301.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,458,766.48 : 42,026,298.26 = 18,062,560.71 : x
  2. Step 2: Convert to fraction form
    30,458,766.48/42,026,298.26 = 18,062,560.71/x
  3. Step 3: Cross multiply
    30,458,766.48x = 42,026,298.26 × 18,062,560.71
  4. Step 4: Simplify right side
    30,458,766.48x = 759,102,563,647,504.62
  5. Step 5: Solve for x
    x = 759,102,563,647,504.62/30,458,766.48
  6. Step 6: Final answer
    x = 24,922,301.57

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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.