Home / 38,249,265.87-57,390,801.59-20,049,109.29

Finding the Fourth Proportional to 38,249,265.87, 57,390,801.59 and 20,049,109.29

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Solution

The fourth proportional to 38,249,265.87, 57,390,801.59 and 20,049,109.29 is: 30,082,523.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,249,265.87 : 57,390,801.59 = 20,049,109.29 : x
  2. Step 2: Convert to fraction form
    38,249,265.87/57,390,801.59 = 20,049,109.29/x
  3. Step 3: Cross multiply
    38,249,265.87x = 57,390,801.59 × 20,049,109.29
  4. Step 4: Simplify right side
    38,249,265.87x = 1,150,634,453,218,370.25
  5. Step 5: Solve for x
    x = 1,150,634,453,218,370.25/38,249,265.87
  6. Step 6: Final answer
    x = 30,082,523.86

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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.