Home / 12,179,595.32-18,263,671.32-7,063,479.08

Finding the Fourth Proportional to 12,179,595.32, 18,263,671.32 and 7,063,479.08

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Solution

The fourth proportional to 12,179,595.32, 18,263,671.32 and 7,063,479.08 is: 10,591,900.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,179,595.32 : 18,263,671.32 = 7,063,479.08 : x
  2. Step 2: Convert to fraction form
    12,179,595.32/18,263,671.32 = 7,063,479.08/x
  3. Step 3: Cross multiply
    12,179,595.32x = 18,263,671.32 × 7,063,479.08
  4. Step 4: Simplify right side
    12,179,595.32x = 129,005,060,292,815.98
  5. Step 5: Solve for x
    x = 129,005,060,292,815.98/12,179,595.32
  6. Step 6: Final answer
    x = 10,591,900.38

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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.