Home / 7,162,814.20-10,720,601.70-5,037,050.20

Finding the Fourth Proportional to 7,162,814.20, 10,720,601.70 and 5,037,050.20

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Solution

The fourth proportional to 7,162,814.20, 10,720,601.70 and 5,037,050.20 is: 7,538,965.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,162,814.20 : 10,720,601.70 = 5,037,050.20 : x
  2. Step 2: Convert to fraction form
    7,162,814.20/10,720,601.70 = 5,037,050.20/x
  3. Step 3: Cross multiply
    7,162,814.20x = 10,720,601.70 × 5,037,050.20
  4. Step 4: Simplify right side
    7,162,814.20x = 54,000,208,937,105.34
  5. Step 5: Solve for x
    x = 54,000,208,937,105.34/7,162,814.20
  6. Step 6: Final answer
    x = 7,538,965.47

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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.