Home / 7,689,898.56-11,535,994.62-2,831,831.42

Finding the Fourth Proportional to 7,689,898.56, 11,535,994.62 and 2,831,831.42

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Solution

The fourth proportional to 7,689,898.56, 11,535,994.62 and 2,831,831.42 is: 4,248,169.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,689,898.56 : 11,535,994.62 = 2,831,831.42 : x
  2. Step 2: Convert to fraction form
    7,689,898.56/11,535,994.62 = 2,831,831.42/x
  3. Step 3: Cross multiply
    7,689,898.56x = 11,535,994.62 × 2,831,831.42
  4. Step 4: Simplify right side
    7,689,898.56x = 32,667,992,025,866.96
  5. Step 5: Solve for x
    x = 32,667,992,025,866.96/7,689,898.56
  6. Step 6: Final answer
    x = 4,248,169.44

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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.