Home / 7,267,586.40-10,901,379.60-7,118,287.20

Finding the Fourth Proportional to 7,267,586.40, 10,901,379.60 and 7,118,287.20

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Solution

The fourth proportional to 7,267,586.40, 10,901,379.60 and 7,118,287.20 is: 10,677,430.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,267,586.40 : 10,901,379.60 = 7,118,287.20 : x
  2. Step 2: Convert to fraction form
    7,267,586.40/10,901,379.60 = 7,118,287.20/x
  3. Step 3: Cross multiply
    7,267,586.40x = 10,901,379.60 × 7,118,287.20
  4. Step 4: Simplify right side
    7,267,586.40x = 77,599,150,869,021.12
  5. Step 5: Solve for x
    x = 77,599,150,869,021.12/7,267,586.40
  6. Step 6: Final answer
    x = 10,677,430.80

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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.