Home / 6,771,312.45-10,159,817.85-4,214,665.71

Finding the Fourth Proportional to 6,771,312.45, 10,159,817.85 and 4,214,665.71

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Solution

The fourth proportional to 6,771,312.45, 10,159,817.85 and 4,214,665.71 is: 6,323,771.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,771,312.45 : 10,159,817.85 = 4,214,665.71 : x
  2. Step 2: Convert to fraction form
    6,771,312.45/10,159,817.85 = 4,214,665.71/x
  3. Step 3: Cross multiply
    6,771,312.45x = 10,159,817.85 × 4,214,665.71
  4. Step 4: Simplify right side
    6,771,312.45x = 42,820,235,912,240.92
  5. Step 5: Solve for x
    x = 42,820,235,912,240.92/6,771,312.45
  6. Step 6: Final answer
    x = 6,323,771.98

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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.