Home / 6,880,245.40-10,331,384.10-5,472,011.80

Finding the Fourth Proportional to 6,880,245.40, 10,331,384.10 and 5,472,011.80

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Solution

The fourth proportional to 6,880,245.40, 10,331,384.10 and 5,472,011.80 is: 8,216,778.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,880,245.40 : 10,331,384.10 = 5,472,011.80 : x
  2. Step 2: Convert to fraction form
    6,880,245.40/10,331,384.10 = 5,472,011.80/x
  3. Step 3: Cross multiply
    6,880,245.40x = 10,331,384.10 × 5,472,011.80
  4. Step 4: Simplify right side
    6,880,245.40x = 56,533,455,705,532.38
  5. Step 5: Solve for x
    x = 56,533,455,705,532.38/6,880,245.40
  6. Step 6: Final answer
    x = 8,216,778.97

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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.