Home / 19,008,092.40-28,462,372.20-13,931,919.60

Finding the Fourth Proportional to 19,008,092.40, 28,462,372.20 and 13,931,919.60

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Solution

The fourth proportional to 19,008,092.40, 28,462,372.20 and 13,931,919.60 is: 20,861,403.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,008,092.40 : 28,462,372.20 = 13,931,919.60 : x
  2. Step 2: Convert to fraction form
    19,008,092.40/28,462,372.20 = 13,931,919.60/x
  3. Step 3: Cross multiply
    19,008,092.40x = 28,462,372.20 × 13,931,919.60
  4. Step 4: Simplify right side
    19,008,092.40x = 396,535,481,115,675.12
  5. Step 5: Solve for x
    x = 396,535,481,115,675.12/19,008,092.40
  6. Step 6: Final answer
    x = 20,861,403.28

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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.