Home / 8,189,409.60-11,301,424.32-4,518,325.92

Finding the Fourth Proportional to 8,189,409.60, 11,301,424.32 and 4,518,325.92

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Solution

The fourth proportional to 8,189,409.60, 11,301,424.32 and 4,518,325.92 is: 6,235,311.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,189,409.60 : 11,301,424.32 = 4,518,325.92 : x
  2. Step 2: Convert to fraction form
    8,189,409.60/11,301,424.32 = 4,518,325.92/x
  3. Step 3: Cross multiply
    8,189,409.60x = 11,301,424.32 × 4,518,325.92
  4. Step 4: Simplify right side
    8,189,409.60x = 51,063,518,437,974.38
  5. Step 5: Solve for x
    x = 51,063,518,437,974.38/8,189,409.60
  6. Step 6: Final answer
    x = 6,235,311.33

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.