Home / 27,155,400.80-40,679,957.10-16,340,576.45

Finding the Fourth Proportional to 27,155,400.80, 40,679,957.10 and 16,340,576.45

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Solution

The fourth proportional to 27,155,400.80, 40,679,957.10 and 16,340,576.45 is: 24,478,885.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,155,400.80 : 40,679,957.10 = 16,340,576.45 : x
  2. Step 2: Convert to fraction form
    27,155,400.80/40,679,957.10 = 16,340,576.45/x
  3. Step 3: Cross multiply
    27,155,400.80x = 40,679,957.10 × 16,340,576.45
  4. Step 4: Simplify right side
    27,155,400.80x = 664,733,948,975,270.25
  5. Step 5: Solve for x
    x = 664,733,948,975,270.25/27,155,400.80
  6. Step 6: Final answer
    x = 24,478,885.58

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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.