Home / 45,469,602.05-68,203,423.46-12,679,297.47

Finding the Fourth Proportional to 45,469,602.05, 68,203,423.46 and 12,679,297.47

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Solution

The fourth proportional to 45,469,602.05, 68,203,423.46 and 12,679,297.47 is: 19,018,673.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,469,602.05 : 68,203,423.46 = 12,679,297.47 : x
  2. Step 2: Convert to fraction form
    45,469,602.05/68,203,423.46 = 12,679,297.47/x
  3. Step 3: Cross multiply
    45,469,602.05x = 68,203,423.46 × 12,679,297.47
  4. Step 4: Simplify right side
    45,469,602.05x = 864,771,494,458,320.12
  5. Step 5: Solve for x
    x = 864,771,494,458,320.12/45,469,602.05
  6. Step 6: Final answer
    x = 19,018,673.04

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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.