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Finding the Fourth Proportional to 13,334,590.20, 20,001,885.30 and 9,029,918.10

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Solution

The fourth proportional to 13,334,590.20, 20,001,885.30 and 9,029,918.10 is: 13,544,877.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,334,590.20 : 20,001,885.30 = 9,029,918.10 : x
  2. Step 2: Convert to fraction form
    13,334,590.20/20,001,885.30 = 9,029,918.10/x
  3. Step 3: Cross multiply
    13,334,590.20x = 20,001,885.30 × 9,029,918.10
  4. Step 4: Simplify right side
    13,334,590.20x = 180,615,386,104,593.94
  5. Step 5: Solve for x
    x = 180,615,386,104,593.94/13,334,590.20
  6. Step 6: Final answer
    x = 13,544,877.15

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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.