Home / 17,910,141.38-26,865,503.67-5,130,596.42

Finding the Fourth Proportional to 17,910,141.38, 26,865,503.67 and 5,130,596.42

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Solution

The fourth proportional to 17,910,141.38, 26,865,503.67 and 5,130,596.42 is: 7,695,978.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,910,141.38 : 26,865,503.67 = 5,130,596.42 : x
  2. Step 2: Convert to fraction form
    17,910,141.38/26,865,503.67 = 5,130,596.42/x
  3. Step 3: Cross multiply
    17,910,141.38x = 26,865,503.67 × 5,130,596.42
  4. Step 4: Simplify right side
    17,910,141.38x = 137,836,056,950,798.88
  5. Step 5: Solve for x
    x = 137,836,056,950,798.88/17,910,141.38
  6. Step 6: Final answer
    x = 7,695,978.16

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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.