Home / 18,257,484.56-25,196,115.84-10,108,722.56

Finding the Fourth Proportional to 18,257,484.56, 25,196,115.84 and 10,108,722.56

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Solution

The fourth proportional to 18,257,484.56, 25,196,115.84 and 10,108,722.56 is: 13,950,472.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,257,484.56 : 25,196,115.84 = 10,108,722.56 : x
  2. Step 2: Convert to fraction form
    18,257,484.56/25,196,115.84 = 10,108,722.56/x
  3. Step 3: Cross multiply
    18,257,484.56x = 25,196,115.84 × 10,108,722.56
  4. Step 4: Simplify right side
    18,257,484.56x = 254,700,544,616,181.38
  5. Step 5: Solve for x
    x = 254,700,544,616,181.38/18,257,484.56
  6. Step 6: Final answer
    x = 13,950,472.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.