Home / 14,391,391.38-19,862,577.09-8,590,472.34

Finding the Fourth Proportional to 14,391,391.38, 19,862,577.09 and 8,590,472.34

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Solution

The fourth proportional to 14,391,391.38, 19,862,577.09 and 8,590,472.34 is: 11,856,318.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,391,391.38 : 19,862,577.09 = 8,590,472.34 : x
  2. Step 2: Convert to fraction form
    14,391,391.38/19,862,577.09 = 8,590,472.34/x
  3. Step 3: Cross multiply
    14,391,391.38x = 19,862,577.09 × 8,590,472.34
  4. Step 4: Simplify right side
    14,391,391.38x = 170,628,919,092,762.69
  5. Step 5: Solve for x
    x = 170,628,919,092,762.69/14,391,391.38
  6. Step 6: Final answer
    x = 11,856,318.45

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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.