Home / 15,966,961.14-22,034,415.12-8,624,794.32

Finding the Fourth Proportional to 15,966,961.14, 22,034,415.12 and 8,624,794.32

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Solution

The fourth proportional to 15,966,961.14, 22,034,415.12 and 8,624,794.32 is: 11,902,220.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,966,961.14 : 22,034,415.12 = 8,624,794.32 : x
  2. Step 2: Convert to fraction form
    15,966,961.14/22,034,415.12 = 8,624,794.32/x
  3. Step 3: Cross multiply
    15,966,961.14x = 22,034,415.12 × 8,624,794.32
  4. Step 4: Simplify right side
    15,966,961.14x = 190,042,298,371,498.12
  5. Step 5: Solve for x
    x = 190,042,298,371,498.12/15,966,961.14
  6. Step 6: Final answer
    x = 11,902,220.89

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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.