Home / 18,621,443.32-25,697,591.80-10,362,037.66

Finding the Fourth Proportional to 18,621,443.32, 25,697,591.80 and 10,362,037.66

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Solution

The fourth proportional to 18,621,443.32, 25,697,591.80 and 10,362,037.66 is: 14,299,611.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,621,443.32 : 25,697,591.80 = 10,362,037.66 : x
  2. Step 2: Convert to fraction form
    18,621,443.32/25,697,591.80 = 10,362,037.66/x
  3. Step 3: Cross multiply
    18,621,443.32x = 25,697,591.80 × 10,362,037.66
  4. Step 4: Simplify right side
    18,621,443.32x = 266,279,413,912,758.12
  5. Step 5: Solve for x
    x = 266,279,413,912,758.12/18,621,443.32
  6. Step 6: Final answer
    x = 14,299,611.98

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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.