Home / 8,372,123.86-12,555,937.41-2,305,411.36

Finding the Fourth Proportional to 8,372,123.86, 12,555,937.41 and 2,305,411.36

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Solution

The fourth proportional to 8,372,123.86, 12,555,937.41 and 2,305,411.36 is: 3,457,497.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,372,123.86 : 12,555,937.41 = 2,305,411.36 : x
  2. Step 2: Convert to fraction form
    8,372,123.86/12,555,937.41 = 2,305,411.36/x
  3. Step 3: Cross multiply
    8,372,123.86x = 12,555,937.41 × 2,305,411.36
  4. Step 4: Simplify right side
    8,372,123.86x = 28,946,600,740,462.98
  5. Step 5: Solve for x
    x = 28,946,600,740,462.98/8,372,123.86
  6. Step 6: Final answer
    x = 3,457,497.91

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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.