Home / 6,338,404.60-9,507,606.90-5,288,644.60

Finding the Fourth Proportional to 6,338,404.60, 9,507,606.90 and 5,288,644.60

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Solution

The fourth proportional to 6,338,404.60, 9,507,606.90 and 5,288,644.60 is: 7,932,966.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,338,404.60 : 9,507,606.90 = 5,288,644.60 : x
  2. Step 2: Convert to fraction form
    6,338,404.60/9,507,606.90 = 5,288,644.60/x
  3. Step 3: Cross multiply
    6,338,404.60x = 9,507,606.90 × 5,288,644.60
  4. Step 4: Simplify right side
    6,338,404.60x = 50,282,353,890,607.74
  5. Step 5: Solve for x
    x = 50,282,353,890,607.74/6,338,404.60
  6. Step 6: Final answer
    x = 7,932,966.90

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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.