Home / 17,243,939.10-25,856,577.45-7,147,580.70

Finding the Fourth Proportional to 17,243,939.10, 25,856,577.45 and 7,147,580.70

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Solution

The fourth proportional to 17,243,939.10, 25,856,577.45 and 7,147,580.70 is: 10,717,503.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,243,939.10 : 25,856,577.45 = 7,147,580.70 : x
  2. Step 2: Convert to fraction form
    17,243,939.10/25,856,577.45 = 7,147,580.70/x
  3. Step 3: Cross multiply
    17,243,939.10x = 25,856,577.45 × 7,147,580.70
  4. Step 4: Simplify right side
    17,243,939.10x = 184,811,973,949,675.22
  5. Step 5: Solve for x
    x = 184,811,973,949,675.22/17,243,939.10
  6. Step 6: Final answer
    x = 10,717,503.28

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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.