Home / 16,982,736.80-25,436,780.40-10,239,389.60

Finding the Fourth Proportional to 16,982,736.80, 25,436,780.40 and 10,239,389.60

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Solution

The fourth proportional to 16,982,736.80, 25,436,780.40 and 10,239,389.60 is: 15,336,580.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,982,736.80 : 25,436,780.40 = 10,239,389.60 : x
  2. Step 2: Convert to fraction form
    16,982,736.80/25,436,780.40 = 10,239,389.60/x
  3. Step 3: Cross multiply
    16,982,736.80x = 25,436,780.40 × 10,239,389.60
  4. Step 4: Simplify right side
    16,982,736.80x = 260,457,104,685,243.81
  5. Step 5: Solve for x
    x = 260,457,104,685,243.81/16,982,736.80
  6. Step 6: Final answer
    x = 15,336,580.18

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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.