Home / 17,178,490.64-25,767,063.45-5,818,939.26

Finding the Fourth Proportional to 17,178,490.64, 25,767,063.45 and 5,818,939.26

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Solution

The fourth proportional to 17,178,490.64, 25,767,063.45 and 5,818,939.26 is: 8,728,181.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,178,490.64 : 25,767,063.45 = 5,818,939.26 : x
  2. Step 2: Convert to fraction form
    17,178,490.64/25,767,063.45 = 5,818,939.26/x
  3. Step 3: Cross multiply
    17,178,490.64x = 25,767,063.45 × 5,818,939.26
  4. Step 4: Simplify right side
    17,178,490.64x = 149,936,977,124,116.03
  5. Step 5: Solve for x
    x = 149,936,977,124,116.03/17,178,490.64
  6. Step 6: Final answer
    x = 8,728,181.09

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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.