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Finding the Fourth Proportional to 14,854,563.10, 20,810,560.10 and 14,854,563.10

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Solution

The fourth proportional to 14,854,563.10, 20,810,560.10 and 14,854,563.10 is: 20,810,560.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,854,563.10 : 20,810,560.10 = 14,854,563.10 : x
  2. Step 2: Convert to fraction form
    14,854,563.10/20,810,560.10 = 14,854,563.10/x
  3. Step 3: Cross multiply
    14,854,563.10x = 20,810,560.10 × 14,854,563.10
  4. Step 4: Simplify right side
    14,854,563.10x = 309,131,778,151,792.31
  5. Step 5: Solve for x
    x = 309,131,778,151,792.31/14,854,563.10
  6. Step 6: Final answer
    x = 20,810,560.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.