Home / 6,287,667.40-9,431,501.10-2,028,266.20

Finding the Fourth Proportional to 6,287,667.40, 9,431,501.10 and 2,028,266.20

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Solution

The fourth proportional to 6,287,667.40, 9,431,501.10 and 2,028,266.20 is: 3,042,399.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,287,667.40 : 9,431,501.10 = 2,028,266.20 : x
  2. Step 2: Convert to fraction form
    6,287,667.40/9,431,501.10 = 2,028,266.20/x
  3. Step 3: Cross multiply
    6,287,667.40x = 9,431,501.10 × 2,028,266.20
  4. Step 4: Simplify right side
    6,287,667.40x = 19,129,594,896,392.82
  5. Step 5: Solve for x
    x = 19,129,594,896,392.82/6,287,667.40
  6. Step 6: Final answer
    x = 3,042,399.30

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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.