Home / 18,328,299.24-25,292,611.80-10,179,543.72

Finding the Fourth Proportional to 18,328,299.24, 25,292,611.80 and 10,179,543.72

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Solution

The fourth proportional to 18,328,299.24, 25,292,611.80 and 10,179,543.72 is: 14,047,525.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,328,299.24 : 25,292,611.80 = 10,179,543.72 : x
  2. Step 2: Convert to fraction form
    18,328,299.24/25,292,611.80 = 10,179,543.72/x
  3. Step 3: Cross multiply
    18,328,299.24x = 25,292,611.80 × 10,179,543.72
  4. Step 4: Simplify right side
    18,328,299.24x = 257,467,247,611,087.91
  5. Step 5: Solve for x
    x = 257,467,247,611,087.91/18,328,299.24
  6. Step 6: Final answer
    x = 14,047,525.32

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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.