Home / 89,960,415.80-134,940,624.36-21,803,107.64

Finding the Fourth Proportional to 89,960,415.80, 134,940,624.36 and 21,803,107.64

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Solution

The fourth proportional to 89,960,415.80, 134,940,624.36 and 21,803,107.64 is: 32,704,661.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,960,415.80 : 134,940,624.36 = 21,803,107.64 : x
  2. Step 2: Convert to fraction form
    89,960,415.80/134,940,624.36 = 21,803,107.64/x
  3. Step 3: Cross multiply
    89,960,415.80x = 134,940,624.36 × 21,803,107.64
  4. Step 4: Simplify right side
    89,960,415.80x = 2,942,124,957,929,886.50
  5. Step 5: Solve for x
    x = 2,942,124,957,929,886.50/89,960,415.80
  6. Step 6: Final answer
    x = 32,704,661.62

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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.