Home / 10,206,816.20-15,310,224.30-6,973,555.40

Finding the Fourth Proportional to 10,206,816.20, 15,310,224.30 and 6,973,555.40

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Solution

The fourth proportional to 10,206,816.20, 15,310,224.30 and 6,973,555.40 is: 10,460,333.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,206,816.20 : 15,310,224.30 = 6,973,555.40 : x
  2. Step 2: Convert to fraction form
    10,206,816.20/15,310,224.30 = 6,973,555.40/x
  3. Step 3: Cross multiply
    10,206,816.20x = 15,310,224.30 × 6,973,555.40
  4. Step 4: Simplify right side
    10,206,816.20x = 106,766,697,342,476.23
  5. Step 5: Solve for x
    x = 106,766,697,342,476.23/10,206,816.20
  6. Step 6: Final answer
    x = 10,460,333.10

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Double scale
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Similar ratio
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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.