Home / 17,178,488.89-25,767,060.82-5,818,937.51

Finding the Fourth Proportional to 17,178,488.89, 25,767,060.82 and 5,818,937.51

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Solution

The fourth proportional to 17,178,488.89, 25,767,060.82 and 5,818,937.51 is: 8,728,178.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,178,488.89 : 25,767,060.82 = 5,818,937.51 : x
  2. Step 2: Convert to fraction form
    17,178,488.89/25,767,060.82 = 5,818,937.51/x
  3. Step 3: Cross multiply
    17,178,488.89x = 25,767,060.82 × 5,818,937.51
  4. Step 4: Simplify right side
    17,178,488.89x = 149,936,916,727,949.34
  5. Step 5: Solve for x
    x = 149,936,916,727,949.34/17,178,488.89
  6. Step 6: Final answer
    x = 8,728,178.46

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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.