Home / 36,428,854.40-54,706,267.20-19,422,742.40

Finding the Fourth Proportional to 36,428,854.40, 54,706,267.20 and 19,422,742.40

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Solution

The fourth proportional to 36,428,854.40, 54,706,267.20 and 19,422,742.40 is: 29,167,695.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,428,854.40 : 54,706,267.20 = 19,422,742.40 : x
  2. Step 2: Convert to fraction form
    36,428,854.40/54,706,267.20 = 19,422,742.40/x
  3. Step 3: Cross multiply
    36,428,854.40x = 54,706,267.20 × 19,422,742.40
  4. Step 4: Simplify right side
    36,428,854.40x = 1,062,545,735,491,169.25
  5. Step 5: Solve for x
    x = 1,062,545,735,491,169.25/36,428,854.40
  6. Step 6: Final answer
    x = 29,167,695.58

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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.