Home / 9,042,069.40-13,563,104.10-5,215,694.20

Finding the Fourth Proportional to 9,042,069.40, 13,563,104.10 and 5,215,694.20

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Solution

The fourth proportional to 9,042,069.40, 13,563,104.10 and 5,215,694.20 is: 7,823,541.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,042,069.40 : 13,563,104.10 = 5,215,694.20 : x
  2. Step 2: Convert to fraction form
    9,042,069.40/13,563,104.10 = 5,215,694.20/x
  3. Step 3: Cross multiply
    9,042,069.40x = 13,563,104.10 × 5,215,694.20
  4. Step 4: Simplify right side
    9,042,069.40x = 70,741,003,388,366.22
  5. Step 5: Solve for x
    x = 70,741,003,388,366.22/9,042,069.40
  6. Step 6: Final answer
    x = 7,823,541.30

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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.