Home / 10,704,821.72-16,060,382.40-4,311,783.32

Finding the Fourth Proportional to 10,704,821.72, 16,060,382.40 and 4,311,783.32

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Solution

The fourth proportional to 10,704,821.72, 16,060,382.40 and 4,311,783.32 is: 6,468,943.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,704,821.72 : 16,060,382.40 = 4,311,783.32 : x
  2. Step 2: Convert to fraction form
    10,704,821.72/16,060,382.40 = 4,311,783.32/x
  3. Step 3: Cross multiply
    10,704,821.72x = 16,060,382.40 × 4,311,783.32
  4. Step 4: Simplify right side
    10,704,821.72x = 69,248,888,945,141.58
  5. Step 5: Solve for x
    x = 69,248,888,945,141.58/10,704,821.72
  6. Step 6: Final answer
    x = 6,468,943.69

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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.