Home / 5,346,002.80-8,005,007.40-3,918,329.20

Finding the Fourth Proportional to 5,346,002.80, 8,005,007.40 and 3,918,329.20

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Solution

The fourth proportional to 5,346,002.80, 8,005,007.40 and 3,918,329.20 is: 5,867,234.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,346,002.80 : 8,005,007.40 = 3,918,329.20 : x
  2. Step 2: Convert to fraction form
    5,346,002.80/8,005,007.40 = 3,918,329.20/x
  3. Step 3: Cross multiply
    5,346,002.80x = 8,005,007.40 × 3,918,329.20
  4. Step 4: Simplify right side
    5,346,002.80x = 31,366,254,241,636.08
  5. Step 5: Solve for x
    x = 31,366,254,241,636.08/5,346,002.80
  6. Step 6: Final answer
    x = 5,867,234.91

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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.