Home / 18,864,165.60-28,296,248.40-16,848,626.40

Finding the Fourth Proportional to 18,864,165.60, 28,296,248.40 and 16,848,626.40

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Solution

The fourth proportional to 18,864,165.60, 28,296,248.40 and 16,848,626.40 is: 25,272,939.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,864,165.60 : 28,296,248.40 = 16,848,626.40 : x
  2. Step 2: Convert to fraction form
    18,864,165.60/28,296,248.40 = 16,848,626.40/x
  3. Step 3: Cross multiply
    18,864,165.60x = 28,296,248.40 × 16,848,626.40
  4. Step 4: Simplify right side
    18,864,165.60x = 476,752,917,813,197.69
  5. Step 5: Solve for x
    x = 476,752,917,813,197.69/18,864,165.60
  6. Step 6: Final answer
    x = 25,272,939.60

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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.