Home / 7,000,939.10-10,501,408.65-5,321,323.10

Finding the Fourth Proportional to 7,000,939.10, 10,501,408.65 and 5,321,323.10

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Solution

The fourth proportional to 7,000,939.10, 10,501,408.65 and 5,321,323.10 is: 7,981,984.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,000,939.10 : 10,501,408.65 = 5,321,323.10 : x
  2. Step 2: Convert to fraction form
    7,000,939.10/10,501,408.65 = 5,321,323.10/x
  3. Step 3: Cross multiply
    7,000,939.10x = 10,501,408.65 × 5,321,323.10
  4. Step 4: Simplify right side
    7,000,939.10x = 55,881,388,431,784.81
  5. Step 5: Solve for x
    x = 55,881,388,431,784.81/7,000,939.10
  6. Step 6: Final answer
    x = 7,981,984.65

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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.