Home / 7,120,960.38-10,683,120.78-2,328,631.02

Finding the Fourth Proportional to 7,120,960.38, 10,683,120.78 and 2,328,631.02

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Solution

The fourth proportional to 7,120,960.38, 10,683,120.78 and 2,328,631.02 is: 3,493,495.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,120,960.38 : 10,683,120.78 = 2,328,631.02 : x
  2. Step 2: Convert to fraction form
    7,120,960.38/10,683,120.78 = 2,328,631.02/x
  3. Step 3: Cross multiply
    7,120,960.38x = 10,683,120.78 × 2,328,631.02
  4. Step 4: Simplify right side
    7,120,960.38x = 24,877,046,438,714.59
  5. Step 5: Solve for x
    x = 24,877,046,438,714.59/7,120,960.38
  6. Step 6: Final answer
    x = 3,493,495.98

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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.