Home / 21,333,769.84-29,440,680.40-11,544,214.16

Finding the Fourth Proportional to 21,333,769.84, 29,440,680.40 and 11,544,214.16

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Solution

The fourth proportional to 21,333,769.84, 29,440,680.40 and 11,544,214.16 is: 15,931,057.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,333,769.84 : 29,440,680.40 = 11,544,214.16 : x
  2. Step 2: Convert to fraction form
    21,333,769.84/29,440,680.40 = 11,544,214.16/x
  3. Step 3: Cross multiply
    21,333,769.84x = 29,440,680.40 × 11,544,214.16
  4. Step 4: Simplify right side
    21,333,769.84x = 339,869,519,553,714.44
  5. Step 5: Solve for x
    x = 339,869,519,553,714.44/21,333,769.84
  6. Step 6: Final answer
    x = 15,931,057.76

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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.