Home / 7,489,581.60-11,234,372.40-6,355,840.80

Finding the Fourth Proportional to 7,489,581.60, 11,234,372.40 and 6,355,840.80

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Solution

The fourth proportional to 7,489,581.60, 11,234,372.40 and 6,355,840.80 is: 9,533,761.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,489,581.60 : 11,234,372.40 = 6,355,840.80 : x
  2. Step 2: Convert to fraction form
    7,489,581.60/11,234,372.40 = 6,355,840.80/x
  3. Step 3: Cross multiply
    7,489,581.60x = 11,234,372.40 × 6,355,840.80
  4. Step 4: Simplify right side
    7,489,581.60x = 71,403,882,462,313.92
  5. Step 5: Solve for x
    x = 71,403,882,462,313.92/7,489,581.60
  6. Step 6: Final answer
    x = 9,533,761.20

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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.