Home / 17,623,167.92-26,430,266.70-5,490,369.89

Finding the Fourth Proportional to 17,623,167.92, 26,430,266.70 and 5,490,369.89

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Solution

The fourth proportional to 17,623,167.92, 26,430,266.70 and 5,490,369.89 is: 8,234,157.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,623,167.92 : 26,430,266.70 = 5,490,369.89 : x
  2. Step 2: Convert to fraction form
    17,623,167.92/26,430,266.70 = 5,490,369.89/x
  3. Step 3: Cross multiply
    17,623,167.92x = 26,430,266.70 × 5,490,369.89
  4. Step 4: Simplify right side
    17,623,167.92x = 145,111,940,474,349.66
  5. Step 5: Solve for x
    x = 145,111,940,474,349.66/17,623,167.92
  6. Step 6: Final answer
    x = 8,234,157.51

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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.