Home / 5,443,599.60-8,168,509.80-2,080,220.40

Finding the Fourth Proportional to 5,443,599.60, 8,168,509.80 and 2,080,220.40

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Solution

The fourth proportional to 5,443,599.60, 8,168,509.80 and 2,080,220.40 is: 3,121,519.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,443,599.60 : 8,168,509.80 = 2,080,220.40 : x
  2. Step 2: Convert to fraction form
    5,443,599.60/8,168,509.80 = 2,080,220.40/x
  3. Step 3: Cross multiply
    5,443,599.60x = 8,168,509.80 × 2,080,220.40
  4. Step 4: Simplify right side
    5,443,599.60x = 16,992,300,723,559.92
  5. Step 5: Solve for x
    x = 16,992,300,723,559.92/5,443,599.60
  6. Step 6: Final answer
    x = 3,121,519.21

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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.