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Finding the Fourth Proportional to 16,550,800.40, 24,778,961.40 and 16,078,408.40

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Solution

The fourth proportional to 16,550,800.40, 24,778,961.40 and 16,078,408.40 is: 24,071,721.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,550,800.40 : 24,778,961.40 = 16,078,408.40 : x
  2. Step 2: Convert to fraction form
    16,550,800.40/24,778,961.40 = 16,078,408.40/x
  3. Step 3: Cross multiply
    16,550,800.40x = 24,778,961.40 × 16,078,408.40
  4. Step 4: Simplify right side
    16,550,800.40x = 398,406,261,117,035.75
  5. Step 5: Solve for x
    x = 398,406,261,117,035.75/16,550,800.40
  6. Step 6: Final answer
    x = 24,071,721.70

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1.5x scale

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.