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Finding the Fourth Proportional to 16,746,616.20, 25,119,924.30 and 16,038,028.20

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Solution

The fourth proportional to 16,746,616.20, 25,119,924.30 and 16,038,028.20 is: 24,057,042.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,746,616.20 : 25,119,924.30 = 16,038,028.20 : x
  2. Step 2: Convert to fraction form
    16,746,616.20/25,119,924.30 = 16,038,028.20/x
  3. Step 3: Cross multiply
    16,746,616.20x = 25,119,924.30 × 16,038,028.20
  4. Step 4: Simplify right side
    16,746,616.20x = 402,874,054,305,265.25
  5. Step 5: Solve for x
    x = 402,874,054,305,265.25/16,746,616.20
  6. Step 6: Final answer
    x = 24,057,042.30

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Double scale
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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.