Home / 14,040,929.40-21,061,394.10-9,785,902.20

Finding the Fourth Proportional to 14,040,929.40, 21,061,394.10 and 9,785,902.20

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Solution

The fourth proportional to 14,040,929.40, 21,061,394.10 and 9,785,902.20 is: 14,678,853.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,040,929.40 : 21,061,394.10 = 9,785,902.20 : x
  2. Step 2: Convert to fraction form
    14,040,929.40/21,061,394.10 = 9,785,902.20/x
  3. Step 3: Cross multiply
    14,040,929.40x = 21,061,394.10 × 9,785,902.20
  4. Step 4: Simplify right side
    14,040,929.40x = 206,104,742,858,257.03
  5. Step 5: Solve for x
    x = 206,104,742,858,257.03/14,040,929.40
  6. Step 6: Final answer
    x = 14,678,853.30

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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.