Home / 7,131,760.10-10,705,513.35-4,439,125.70

Finding the Fourth Proportional to 7,131,760.10, 10,705,513.35 and 4,439,125.70

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Solution

The fourth proportional to 7,131,760.10, 10,705,513.35 and 4,439,125.70 is: 6,663,589.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,131,760.10 : 10,705,513.35 = 4,439,125.70 : x
  2. Step 2: Convert to fraction form
    7,131,760.10/10,705,513.35 = 4,439,125.70/x
  3. Step 3: Cross multiply
    7,131,760.10x = 10,705,513.35 × 4,439,125.70
  4. Step 4: Simplify right side
    7,131,760.10x = 47,523,119,443,678.09
  5. Step 5: Solve for x
    x = 47,523,119,443,678.09/7,131,760.10
  6. Step 6: Final answer
    x = 6,663,589.18

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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.