Home / 23,116,282.45-31,899,336.19-12,662,345.17

Finding the Fourth Proportional to 23,116,282.45, 31,899,336.19 and 12,662,345.17

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Solution

The fourth proportional to 23,116,282.45, 31,899,336.19 and 12,662,345.17 is: 17,473,415.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,116,282.45 : 31,899,336.19 = 12,662,345.17 : x
  2. Step 2: Convert to fraction form
    23,116,282.45/31,899,336.19 = 12,662,345.17/x
  3. Step 3: Cross multiply
    23,116,282.45x = 31,899,336.19 × 12,662,345.17
  4. Step 4: Simplify right side
    23,116,282.45x = 403,920,405,396,043.81
  5. Step 5: Solve for x
    x = 403,920,405,396,043.81/23,116,282.45
  6. Step 6: Final answer
    x = 17,473,415.38

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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.