Home / 6,401,521.38-8,834,228.40-3,501,098.74

Finding the Fourth Proportional to 6,401,521.38, 8,834,228.40 and 3,501,098.74

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Solution

The fourth proportional to 6,401,521.38, 8,834,228.40 and 3,501,098.74 is: 4,831,586.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,401,521.38 : 8,834,228.40 = 3,501,098.74 : x
  2. Step 2: Convert to fraction form
    6,401,521.38/8,834,228.40 = 3,501,098.74/x
  3. Step 3: Cross multiply
    6,401,521.38x = 8,834,228.40 × 3,501,098.74
  4. Step 4: Simplify right side
    6,401,521.38x = 30,929,505,924,590.44
  5. Step 5: Solve for x
    x = 30,929,505,924,590.44/6,401,521.38
  6. Step 6: Final answer
    x = 4,831,586.76

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1.5x scale

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.