Home / 17,208,711.41-25,817,796.90-5,078,176.11

Finding the Fourth Proportional to 17,208,711.41, 25,817,796.90 and 5,078,176.11

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Solution

The fourth proportional to 17,208,711.41, 25,817,796.90 and 5,078,176.11 is: 7,618,659.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,208,711.41 : 25,817,796.90 = 5,078,176.11 : x
  2. Step 2: Convert to fraction form
    17,208,711.41/25,817,796.90 = 5,078,176.11/x
  3. Step 3: Cross multiply
    17,208,711.41x = 25,817,796.90 × 5,078,176.11
  4. Step 4: Simplify right side
    17,208,711.41x = 131,107,319,430,412.06
  5. Step 5: Solve for x
    x = 131,107,319,430,412.06/17,208,711.41
  6. Step 6: Final answer
    x = 7,618,659.90

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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.