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Finding the Fourth Proportional to 16,476,502.40, 24,664,987.20 and 14,485,846.40

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Solution

The fourth proportional to 16,476,502.40, 24,664,987.20 and 14,485,846.40 is: 21,685,015.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,476,502.40 : 24,664,987.20 = 14,485,846.40 : x
  2. Step 2: Convert to fraction form
    16,476,502.40/24,664,987.20 = 14,485,846.40/x
  3. Step 3: Cross multiply
    16,476,502.40x = 24,664,987.20 × 14,485,846.40
  4. Step 4: Simplify right side
    16,476,502.40x = 357,293,216,037,166.06
  5. Step 5: Solve for x
    x = 357,293,216,037,166.06/16,476,502.40
  6. Step 6: Final answer
    x = 21,685,015.87

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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.