Home / 26,211,443.40-39,334,879.80-9,172,263.96

Finding the Fourth Proportional to 26,211,443.40, 39,334,879.80 and 9,172,263.96

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Solution

The fourth proportional to 26,211,443.40, 39,334,879.80 and 9,172,263.96 is: 13,764,594.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,211,443.40 : 39,334,879.80 = 9,172,263.96 : x
  2. Step 2: Convert to fraction form
    26,211,443.40/39,334,879.80 = 9,172,263.96/x
  3. Step 3: Cross multiply
    26,211,443.40x = 39,334,879.80 × 9,172,263.96
  4. Step 4: Simplify right side
    26,211,443.40x = 360,789,900,360,472
  5. Step 5: Solve for x
    x = 360,789,900,360,472/26,211,443.40
  6. Step 6: Final answer
    x = 13,764,594.91

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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.