Home / 14,379,775.59-21,527,804.16-7,540,129.92

Finding the Fourth Proportional to 14,379,775.59, 21,527,804.16 and 7,540,129.92

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Solution

The fourth proportional to 14,379,775.59, 21,527,804.16 and 7,540,129.92 is: 11,288,245.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,379,775.59 : 21,527,804.16 = 7,540,129.92 : x
  2. Step 2: Convert to fraction form
    14,379,775.59/21,527,804.16 = 7,540,129.92/x
  3. Step 3: Cross multiply
    14,379,775.59x = 21,527,804.16 × 7,540,129.92
  4. Step 4: Simplify right side
    14,379,775.59x = 162,322,440,258,716.47
  5. Step 5: Solve for x
    x = 162,322,440,258,716.47/14,379,775.59
  6. Step 6: Final answer
    x = 11,288,245.72

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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.