Home / 9,530,731.84-13,152,410.22-5,179,828.72

Finding the Fourth Proportional to 9,530,731.84, 13,152,410.22 and 5,179,828.72

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Solution

The fourth proportional to 9,530,731.84, 13,152,410.22 and 5,179,828.72 is: 7,148,163.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,530,731.84 : 13,152,410.22 = 5,179,828.72 : x
  2. Step 2: Convert to fraction form
    9,530,731.84/13,152,410.22 = 5,179,828.72/x
  3. Step 3: Cross multiply
    9,530,731.84x = 13,152,410.22 × 5,179,828.72
  4. Step 4: Simplify right side
    9,530,731.84x = 68,127,232,194,777.52
  5. Step 5: Solve for x
    x = 68,127,232,194,777.52/9,530,731.84
  6. Step 6: Final answer
    x = 7,148,163.79

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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.