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Finding the Fourth Proportional to 14,440,039.30, 21,628,566.15 and 14,440,039.30

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Solution

The fourth proportional to 14,440,039.30, 21,628,566.15 and 14,440,039.30 is: 21,628,566.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,440,039.30 : 21,628,566.15 = 14,440,039.30 : x
  2. Step 2: Convert to fraction form
    14,440,039.30/21,628,566.15 = 14,440,039.30/x
  3. Step 3: Cross multiply
    14,440,039.30x = 21,628,566.15 × 14,440,039.30
  4. Step 4: Simplify right side
    14,440,039.30x = 312,317,345,208,649.69
  5. Step 5: Solve for x
    x = 312,317,345,208,649.69/14,440,039.30
  6. Step 6: Final answer
    x = 21,628,566.15

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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.