Home / 9,181,815.10-13,772,722.65-4,930,287.10

Finding the Fourth Proportional to 9,181,815.10, 13,772,722.65 and 4,930,287.10

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Solution

The fourth proportional to 9,181,815.10, 13,772,722.65 and 4,930,287.10 is: 7,395,430.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,181,815.10 : 13,772,722.65 = 4,930,287.10 : x
  2. Step 2: Convert to fraction form
    9,181,815.10/13,772,722.65 = 4,930,287.10/x
  3. Step 3: Cross multiply
    9,181,815.10x = 13,772,722.65 × 4,930,287.10
  4. Step 4: Simplify right side
    9,181,815.10x = 67,903,476,813,172.81
  5. Step 5: Solve for x
    x = 67,903,476,813,172.81/9,181,815.10
  6. Step 6: Final answer
    x = 7,395,430.65

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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.