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Finding the Fourth Proportional to 14,573,632.60, 21,821,127.30 and 14,573,632.60

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Solution

The fourth proportional to 14,573,632.60, 21,821,127.30 and 14,573,632.60 is: 21,821,127.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,573,632.60 : 21,821,127.30 = 14,573,632.60 : x
  2. Step 2: Convert to fraction form
    14,573,632.60/21,821,127.30 = 14,573,632.60/x
  3. Step 3: Cross multiply
    14,573,632.60x = 21,821,127.30 × 14,573,632.60
  4. Step 4: Simplify right side
    14,573,632.60x = 318,013,092,188,030
  5. Step 5: Solve for x
    x = 318,013,092,188,030/14,573,632.60
  6. Step 6: Final answer
    x = 21,821,127.30

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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.