Home / 10,320,098.01-15,446,463.09-7,586,921.69

Finding the Fourth Proportional to 10,320,098.01, 15,446,463.09 and 7,586,921.69

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Solution

The fourth proportional to 10,320,098.01, 15,446,463.09 and 7,586,921.69 is: 11,355,619.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,320,098.01 : 15,446,463.09 = 7,586,921.69 : x
  2. Step 2: Convert to fraction form
    10,320,098.01/15,446,463.09 = 7,586,921.69/x
  3. Step 3: Cross multiply
    10,320,098.01x = 15,446,463.09 × 7,586,921.69
  4. Step 4: Simplify right side
    10,320,098.01x = 117,191,105,851,305.42
  5. Step 5: Solve for x
    x = 117,191,105,851,305.42/10,320,098.01
  6. Step 6: Final answer
    x = 11,355,619.47

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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.