Home / 19,184,418.40-28,776,627.60-17,616,776.80

Finding the Fourth Proportional to 19,184,418.40, 28,776,627.60 and 17,616,776.80

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Solution

The fourth proportional to 19,184,418.40, 28,776,627.60 and 17,616,776.80 is: 26,425,165.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,184,418.40 : 28,776,627.60 = 17,616,776.80 : x
  2. Step 2: Convert to fraction form
    19,184,418.40/28,776,627.60 = 17,616,776.80/x
  3. Step 3: Cross multiply
    19,184,418.40x = 28,776,627.60 × 17,616,776.80
  4. Step 4: Simplify right side
    19,184,418.40x = 506,951,425,485,919.75
  5. Step 5: Solve for x
    x = 506,951,425,485,919.75/19,184,418.40
  6. Step 6: Final answer
    x = 26,425,165.20

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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.