Home / 8,262,802.20-12,396,171.60-3,999,464.40

Finding the Fourth Proportional to 8,262,802.20, 12,396,171.60 and 3,999,464.40

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Solution

The fourth proportional to 8,262,802.20, 12,396,171.60 and 3,999,464.40 is: 6,000,149.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,262,802.20 : 12,396,171.60 = 3,999,464.40 : x
  2. Step 2: Convert to fraction form
    8,262,802.20/12,396,171.60 = 3,999,464.40/x
  3. Step 3: Cross multiply
    8,262,802.20x = 12,396,171.60 × 3,999,464.40
  4. Step 4: Simplify right side
    8,262,802.20x = 49,578,047,010,491.04
  5. Step 5: Solve for x
    x = 49,578,047,010,491.04/8,262,802.20
  6. Step 6: Final answer
    x = 6,000,149.32

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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.