Home / 15,904,563.84-21,961,241.64-12,964,842.18

Finding the Fourth Proportional to 15,904,563.84, 21,961,241.64 and 12,964,842.18

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Solution

The fourth proportional to 15,904,563.84, 21,961,241.64 and 12,964,842.18 is: 17,902,033.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,904,563.84 : 21,961,241.64 = 12,964,842.18 : x
  2. Step 2: Convert to fraction form
    15,904,563.84/21,961,241.64 = 12,964,842.18/x
  3. Step 3: Cross multiply
    15,904,563.84x = 21,961,241.64 × 12,964,842.18
  4. Step 4: Simplify right side
    15,904,563.84x = 284,724,031,939,444.38
  5. Step 5: Solve for x
    x = 284,724,031,939,444.38/15,904,563.84
  6. Step 6: Final answer
    x = 17,902,033.33

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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.