Home / 12,179,639.87-16,807,902.65-6,673,223.34

Finding the Fourth Proportional to 12,179,639.87, 16,807,902.65 and 6,673,223.34

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Solution

The fourth proportional to 12,179,639.87, 16,807,902.65 and 6,673,223.34 is: 9,209,048.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,179,639.87 : 16,807,902.65 = 6,673,223.34 : x
  2. Step 2: Convert to fraction form
    12,179,639.87/16,807,902.65 = 6,673,223.34/x
  3. Step 3: Cross multiply
    12,179,639.87x = 16,807,902.65 × 6,673,223.34
  4. Step 4: Simplify right side
    12,179,639.87x = 112,162,888,233,314.53
  5. Step 5: Solve for x
    x = 112,162,888,233,314.53/12,179,639.87
  6. Step 6: Final answer
    x = 9,209,048.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.