Home / 38,070,800.28-57,036,915.72-33,989,333.40

Finding the Fourth Proportional to 38,070,800.28, 57,036,915.72 and 33,989,333.40

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Solution

The fourth proportional to 38,070,800.28, 57,036,915.72 and 33,989,333.40 is: 50,922,143.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,070,800.28 : 57,036,915.72 = 33,989,333.40 : x
  2. Step 2: Convert to fraction form
    38,070,800.28/57,036,915.72 = 33,989,333.40/x
  3. Step 3: Cross multiply
    38,070,800.28x = 57,036,915.72 × 33,989,333.40
  4. Step 4: Simplify right side
    38,070,800.28x = 1,938,646,744,514,781
  5. Step 5: Solve for x
    x = 1,938,646,744,514,781/38,070,800.28
  6. Step 6: Final answer
    x = 50,922,143.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.