Home / 10,385,822.96-15,579,215.56-3,197,678.84

Finding the Fourth Proportional to 10,385,822.96, 15,579,215.56 and 3,197,678.84

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Solution

The fourth proportional to 10,385,822.96, 15,579,215.56 and 3,197,678.84 is: 4,796,666.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,385,822.96 : 15,579,215.56 = 3,197,678.84 : x
  2. Step 2: Convert to fraction form
    10,385,822.96/15,579,215.56 = 3,197,678.84/x
  3. Step 3: Cross multiply
    10,385,822.96x = 15,579,215.56 × 3,197,678.84
  4. Step 4: Simplify right side
    10,385,822.96x = 49,817,327,940,010.75
  5. Step 5: Solve for x
    x = 49,817,327,940,010.75/10,385,822.96
  6. Step 6: Final answer
    x = 4,796,666.39

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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.