Home / 19,066,505.40-28,588,987.40-17,439,640.88

Finding the Fourth Proportional to 19,066,505.40, 28,588,987.40 and 17,439,640.88

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Solution

The fourth proportional to 19,066,505.40, 28,588,987.40 and 17,439,640.88 is: 26,149,609.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,066,505.40 : 28,588,987.40 = 17,439,640.88 : x
  2. Step 2: Convert to fraction form
    19,066,505.40/28,588,987.40 = 17,439,640.88/x
  3. Step 3: Cross multiply
    19,066,505.40x = 28,588,987.40 × 17,439,640.88
  4. Step 4: Simplify right side
    19,066,505.40x = 498,581,673,148,701.75
  5. Step 5: Solve for x
    x = 498,581,673,148,701.75/19,066,505.40
  6. Step 6: Final answer
    x = 26,149,609.63

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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.