Home / 9,179,971.90-13,757,360.61-5,808,142.78

Finding the Fourth Proportional to 9,179,971.90, 13,757,360.61 and 5,808,142.78

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Solution

The fourth proportional to 9,179,971.90, 13,757,360.61 and 5,808,142.78 is: 8,704,243.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,179,971.90 : 13,757,360.61 = 5,808,142.78 : x
  2. Step 2: Convert to fraction form
    9,179,971.90/13,757,360.61 = 5,808,142.78/x
  3. Step 3: Cross multiply
    9,179,971.90x = 13,757,360.61 × 5,808,142.78
  4. Step 4: Simplify right side
    9,179,971.90x = 79,904,714,698,827.89
  5. Step 5: Solve for x
    x = 79,904,714,698,827.89/9,179,971.90
  6. Step 6: Final answer
    x = 8,704,243.93

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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.