Home / 5,420,895.17-8,120,500.71-3,260,727.83

Finding the Fourth Proportional to 5,420,895.17, 8,120,500.71 and 3,260,727.83

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Solution

The fourth proportional to 5,420,895.17, 8,120,500.71 and 3,260,727.83 is: 4,884,570.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,420,895.17 : 8,120,500.71 = 3,260,727.83 : x
  2. Step 2: Convert to fraction form
    5,420,895.17/8,120,500.71 = 3,260,727.83/x
  3. Step 3: Cross multiply
    5,420,895.17x = 8,120,500.71 × 3,260,727.83
  4. Step 4: Simplify right side
    5,420,895.17x = 26,478,742,658,631.76
  5. Step 5: Solve for x
    x = 26,478,742,658,631.76/5,420,895.17
  6. Step 6: Final answer
    x = 4,884,570.14

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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.