Home / 64,410,161.20-96,582,145.20-18,966,050.80

Finding the Fourth Proportional to 64,410,161.20, 96,582,145.20 and 18,966,050.80

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Solution

The fourth proportional to 64,410,161.20, 96,582,145.20 and 18,966,050.80 is: 28,439,330.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,410,161.20 : 96,582,145.20 = 18,966,050.80 : x
  2. Step 2: Convert to fraction form
    64,410,161.20/96,582,145.20 = 18,966,050.80/x
  3. Step 3: Cross multiply
    64,410,161.20x = 96,582,145.20 × 18,966,050.80
  4. Step 4: Simplify right side
    64,410,161.20x = 1,831,781,872,236,176.25
  5. Step 5: Solve for x
    x = 1,831,781,872,236,176.25/64,410,161.20
  6. Step 6: Final answer
    x = 28,439,330.66

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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.