Home / 5,638,682.12-8,443,715.54-4,725,463.82

Finding the Fourth Proportional to 5,638,682.12, 8,443,715.54 and 4,725,463.82

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Solution

The fourth proportional to 5,638,682.12, 8,443,715.54 and 4,725,463.82 is: 7,076,205.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,682.12 : 8,443,715.54 = 4,725,463.82 : x
  2. Step 2: Convert to fraction form
    5,638,682.12/8,443,715.54 = 4,725,463.82/x
  3. Step 3: Cross multiply
    5,638,682.12x = 8,443,715.54 × 4,725,463.82
  4. Step 4: Simplify right side
    5,638,682.12x = 39,900,472,224,795.87
  5. Step 5: Solve for x
    x = 39,900,472,224,795.87/5,638,682.12
  6. Step 6: Final answer
    x = 7,076,205.29

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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.