Home / 5,490,679.04-8,224,432.08-4,405,315.36

Finding the Fourth Proportional to 5,490,679.04, 8,224,432.08 and 4,405,315.36

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Solution

The fourth proportional to 5,490,679.04, 8,224,432.08 and 4,405,315.36 is: 6,598,676.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,490,679.04 : 8,224,432.08 = 4,405,315.36 : x
  2. Step 2: Convert to fraction form
    5,490,679.04/8,224,432.08 = 4,405,315.36/x
  3. Step 3: Cross multiply
    5,490,679.04x = 8,224,432.08 × 4,405,315.36
  4. Step 4: Simplify right side
    5,490,679.04x = 36,231,216,969,300.75
  5. Step 5: Solve for x
    x = 36,231,216,969,300.75/5,490,679.04
  6. Step 6: Final answer
    x = 6,598,676.90

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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.