Home / 29,546,948.78-40,479,130.85-28,442,032.24

Finding the Fourth Proportional to 29,546,948.78, 40,479,130.85 and 28,442,032.24

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Solution

The fourth proportional to 29,546,948.78, 40,479,130.85 and 28,442,032.24 is: 38,965,402.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,546,948.78 : 40,479,130.85 = 28,442,032.24 : x
  2. Step 2: Convert to fraction form
    29,546,948.78/40,479,130.85 = 28,442,032.24/x
  3. Step 3: Cross multiply
    29,546,948.78x = 40,479,130.85 × 28,442,032.24
  4. Step 4: Simplify right side
    29,546,948.78x = 1,151,308,744,338,272.75
  5. Step 5: Solve for x
    x = 1,151,308,744,338,272.75/29,546,948.78
  6. Step 6: Final answer
    x = 38,965,402.25

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.