Home / 31,095,979.60-46,629,972.60-11,920,363.60

Finding the Fourth Proportional to 31,095,979.60, 46,629,972.60 and 11,920,363.60

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Solution

The fourth proportional to 31,095,979.60, 46,629,972.60 and 11,920,363.60 is: 17,875,179.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,095,979.60 : 46,629,972.60 = 11,920,363.60 : x
  2. Step 2: Convert to fraction form
    31,095,979.60/46,629,972.60 = 11,920,363.60/x
  3. Step 3: Cross multiply
    31,095,979.60x = 46,629,972.60 × 11,920,363.60
  4. Step 4: Simplify right side
    31,095,979.60x = 555,846,228,050,037.38
  5. Step 5: Solve for x
    x = 555,846,228,050,037.38/31,095,979.60
  6. Step 6: Final answer
    x = 17,875,179.85

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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.