Home / 6,865,553.70-10,298,330.55-2,820,697.20

Finding the Fourth Proportional to 6,865,553.70, 10,298,330.55 and 2,820,697.20

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Solution

The fourth proportional to 6,865,553.70, 10,298,330.55 and 2,820,697.20 is: 4,231,045.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,865,553.70 : 10,298,330.55 = 2,820,697.20 : x
  2. Step 2: Convert to fraction form
    6,865,553.70/10,298,330.55 = 2,820,697.20/x
  3. Step 3: Cross multiply
    6,865,553.70x = 10,298,330.55 × 2,820,697.20
  4. Step 4: Simplify right side
    6,865,553.70x = 29,048,472,147,059.46
  5. Step 5: Solve for x
    x = 29,048,472,147,059.46/6,865,553.70
  6. Step 6: Final answer
    x = 4,231,045.80

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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.