Home / 6,765,313.68-10,128,063.96-4,515,872.40

Finding the Fourth Proportional to 6,765,313.68, 10,128,063.96 and 4,515,872.40

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Solution

The fourth proportional to 6,765,313.68, 10,128,063.96 and 4,515,872.40 is: 6,760,520.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,765,313.68 : 10,128,063.96 = 4,515,872.40 : x
  2. Step 2: Convert to fraction form
    6,765,313.68/10,128,063.96 = 4,515,872.40/x
  3. Step 3: Cross multiply
    6,765,313.68x = 10,128,063.96 × 4,515,872.40
  4. Step 4: Simplify right side
    6,765,313.68x = 45,737,044,502,398.71
  5. Step 5: Solve for x
    x = 45,737,044,502,398.71/6,765,313.68
  6. Step 6: Final answer
    x = 6,760,520.90

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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.