Home / 5,220,807.35-7,831,211.03-3,803,631.35

Finding the Fourth Proportional to 5,220,807.35, 7,831,211.03 and 3,803,631.35

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Solution

The fourth proportional to 5,220,807.35, 7,831,211.03 and 3,803,631.35 is: 5,705,447.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220,807.35 : 7,831,211.03 = 3,803,631.35 : x
  2. Step 2: Convert to fraction form
    5,220,807.35/7,831,211.03 = 3,803,631.35/x
  3. Step 3: Cross multiply
    5,220,807.35x = 7,831,211.03 × 3,803,631.35
  4. Step 4: Simplify right side
    5,220,807.35x = 29,787,039,782,173.79
  5. Step 5: Solve for x
    x = 29,787,039,782,173.79/5,220,807.35
  6. Step 6: Final answer
    x = 5,705,447.03

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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.