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Finding the Fourth Proportional to 16,652,117.70, 24,978,176.55 and 4,684,853.70

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Solution

The fourth proportional to 16,652,117.70, 24,978,176.55 and 4,684,853.70 is: 7,027,280.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,652,117.70 : 24,978,176.55 = 4,684,853.70 : x
  2. Step 2: Convert to fraction form
    16,652,117.70/24,978,176.55 = 4,684,853.70/x
  3. Step 3: Cross multiply
    16,652,117.70x = 24,978,176.55 × 4,684,853.70
  4. Step 4: Simplify right side
    16,652,117.70x = 117,019,102,829,520.75
  5. Step 5: Solve for x
    x = 117,019,102,829,520.75/16,652,117.70
  6. Step 6: Final answer
    x = 7,027,280.55

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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.