Home / 13,105,638.96-19,661,296.15-5,018,614.96

Finding the Fourth Proportional to 13,105,638.96, 19,661,296.15 and 5,018,614.96

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Solution

The fourth proportional to 13,105,638.96, 19,661,296.15 and 5,018,614.96 is: 7,529,009.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,105,638.96 : 19,661,296.15 = 5,018,614.96 : x
  2. Step 2: Convert to fraction form
    13,105,638.96/19,661,296.15 = 5,018,614.96/x
  3. Step 3: Cross multiply
    13,105,638.96x = 19,661,296.15 × 5,018,614.96
  4. Step 4: Simplify right side
    13,105,638.96x = 98,672,474,985,365.36
  5. Step 5: Solve for x
    x = 98,672,474,985,365.36/13,105,638.96
  6. Step 6: Final answer
    x = 7,529,009.10

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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.