Home / 15,404,545.56-21,258,937.18-8,529,027.63

Finding the Fourth Proportional to 15,404,545.56, 21,258,937.18 and 8,529,027.63

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Solution

The fourth proportional to 15,404,545.56, 21,258,937.18 and 8,529,027.63 is: 11,770,425.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,404,545.56 : 21,258,937.18 = 8,529,027.63 : x
  2. Step 2: Convert to fraction form
    15,404,545.56/21,258,937.18 = 8,529,027.63/x
  3. Step 3: Cross multiply
    15,404,545.56x = 21,258,937.18 × 8,529,027.63
  4. Step 4: Simplify right side
    15,404,545.56x = 181,318,062,592,654.31
  5. Step 5: Solve for x
    x = 181,318,062,592,654.31/15,404,545.56
  6. Step 6: Final answer
    x = 11,770,425.94

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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.