Home / 5,638,695.70-8,443,736.02-4,725,476.80

Finding the Fourth Proportional to 5,638,695.70, 8,443,736.02 and 4,725,476.80

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Solution

The fourth proportional to 5,638,695.70, 8,443,736.02 and 4,725,476.80 is: 7,076,224.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,695.70 : 8,443,736.02 = 4,725,476.80 : x
  2. Step 2: Convert to fraction form
    5,638,695.70/8,443,736.02 = 4,725,476.80/x
  3. Step 3: Cross multiply
    5,638,695.70x = 8,443,736.02 × 4,725,476.80
  4. Step 4: Simplify right side
    5,638,695.70x = 39,900,678,667,834.34
  5. Step 5: Solve for x
    x = 39,900,678,667,834.34/5,638,695.70
  6. Step 6: Final answer
    x = 7,076,224.86

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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.