Home / 12,124,615.20-18,193,921.20-4,552,346.40

Finding the Fourth Proportional to 12,124,615.20, 18,193,921.20 and 4,552,346.40

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Solution

The fourth proportional to 12,124,615.20, 18,193,921.20 and 4,552,346.40 is: 6,831,147.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,124,615.20 : 18,193,921.20 = 4,552,346.40 : x
  2. Step 2: Convert to fraction form
    12,124,615.20/18,193,921.20 = 4,552,346.40/x
  3. Step 3: Cross multiply
    12,124,615.20x = 18,193,921.20 × 4,552,346.40
  4. Step 4: Simplify right side
    12,124,615.20x = 82,825,031,676,703.69
  5. Step 5: Solve for x
    x = 82,825,031,676,703.69/12,124,615.20
  6. Step 6: Final answer
    x = 6,831,147.24

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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.