Home / 5,113,311.80-7,669,976.42-4,095,117.91

Finding the Fourth Proportional to 5,113,311.80, 7,669,976.42 and 4,095,117.91

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Solution

The fourth proportional to 5,113,311.80, 7,669,976.42 and 4,095,117.91 is: 6,142,683.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,113,311.80 : 7,669,976.42 = 4,095,117.91 : x
  2. Step 2: Convert to fraction form
    5,113,311.80/7,669,976.42 = 4,095,117.91/x
  3. Step 3: Cross multiply
    5,113,311.80x = 7,669,976.42 × 4,095,117.91
  4. Step 4: Simplify right side
    5,113,311.80x = 31,409,457,747,994.21
  5. Step 5: Solve for x
    x = 31,409,457,747,994.21/5,113,311.80
  6. Step 6: Final answer
    x = 6,142,683.84

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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.