Home / 7,476,866.40-10,318,288.14-4,169,236.80

Finding the Fourth Proportional to 7,476,866.40, 10,318,288.14 and 4,169,236.80

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Solution

The fourth proportional to 7,476,866.40, 10,318,288.14 and 4,169,236.80 is: 5,753,665.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,476,866.40 : 10,318,288.14 = 4,169,236.80 : x
  2. Step 2: Convert to fraction form
    7,476,866.40/10,318,288.14 = 4,169,236.80/x
  3. Step 3: Cross multiply
    7,476,866.40x = 10,318,288.14 × 4,169,236.80
  4. Step 4: Simplify right side
    7,476,866.40x = 43,019,386,626,291.55
  5. Step 5: Solve for x
    x = 43,019,386,626,291.55/7,476,866.40
  6. Step 6: Final answer
    x = 5,753,665.28

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.