Home / 20,160,025.53-30,240,147.65-5,013,957.03

Finding the Fourth Proportional to 20,160,025.53, 30,240,147.65 and 5,013,957.03

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Solution

The fourth proportional to 20,160,025.53, 30,240,147.65 and 5,013,957.03 is: 7,520,962.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,160,025.53 : 30,240,147.65 = 5,013,957.03 : x
  2. Step 2: Convert to fraction form
    20,160,025.53/30,240,147.65 = 5,013,957.03/x
  3. Step 3: Cross multiply
    20,160,025.53x = 30,240,147.65 × 5,013,957.03
  4. Step 4: Simplify right side
    20,160,025.53x = 151,622,800,872,885.69
  5. Step 5: Solve for x
    x = 151,622,800,872,885.69/20,160,025.53
  6. Step 6: Final answer
    x = 7,520,962.74

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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.