Home / 5,540,219.40-8,291,423.70-4,642,674.60

Finding the Fourth Proportional to 5,540,219.40, 8,291,423.70 and 4,642,674.60

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Solution

The fourth proportional to 5,540,219.40, 8,291,423.70 and 4,642,674.60 is: 6,948,169.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,540,219.40 : 8,291,423.70 = 4,642,674.60 : x
  2. Step 2: Convert to fraction form
    5,540,219.40/8,291,423.70 = 4,642,674.60/x
  3. Step 3: Cross multiply
    5,540,219.40x = 8,291,423.70 × 4,642,674.60
  4. Step 4: Simplify right side
    5,540,219.40x = 38,494,382,209,828.02
  5. Step 5: Solve for x
    x = 38,494,382,209,828.02/5,540,219.40
  6. Step 6: Final answer
    x = 6,948,169.27

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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.