Home / 8,161,055.40-12,227,586.30-3,892,031.40

Finding the Fourth Proportional to 8,161,055.40, 12,227,586.30 and 3,892,031.40

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Solution

The fourth proportional to 8,161,055.40, 12,227,586.30 and 3,892,031.40 is: 5,831,371.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,161,055.40 : 12,227,586.30 = 3,892,031.40 : x
  2. Step 2: Convert to fraction form
    8,161,055.40/12,227,586.30 = 3,892,031.40/x
  3. Step 3: Cross multiply
    8,161,055.40x = 12,227,586.30 × 3,892,031.40
  4. Step 4: Simplify right side
    8,161,055.40x = 47,590,149,825,809.82
  5. Step 5: Solve for x
    x = 47,590,149,825,809.82/8,161,055.40
  6. Step 6: Final answer
    x = 5,831,371.98

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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.