Home / 16,512,576.40-24,772,801.20-7,985,900.80

Finding the Fourth Proportional to 16,512,576.40, 24,772,801.20 and 7,985,900.80

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Solution

The fourth proportional to 16,512,576.40, 24,772,801.20 and 7,985,900.80 is: 11,980,755.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,512,576.40 : 24,772,801.20 = 7,985,900.80 : x
  2. Step 2: Convert to fraction form
    16,512,576.40/24,772,801.20 = 7,985,900.80/x
  3. Step 3: Cross multiply
    16,512,576.40x = 24,772,801.20 × 7,985,900.80
  4. Step 4: Simplify right side
    16,512,576.40x = 197,833,132,921,320.94
  5. Step 5: Solve for x
    x = 197,833,132,921,320.94/16,512,576.40
  6. Step 6: Final answer
    x = 11,980,755.04

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1.5x scale

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.