Home / 12,308,536.60-18,462,632.10-5,576,939.80

Finding the Fourth Proportional to 12,308,536.60, 18,462,632.10 and 5,576,939.80

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Solution

The fourth proportional to 12,308,536.60, 18,462,632.10 and 5,576,939.80 is: 8,365,331.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,308,536.60 : 18,462,632.10 = 5,576,939.80 : x
  2. Step 2: Convert to fraction form
    12,308,536.60/18,462,632.10 = 5,576,939.80/x
  3. Step 3: Cross multiply
    12,308,536.60x = 18,462,632.10 × 5,576,939.80
  4. Step 4: Simplify right side
    12,308,536.60x = 102,964,987,771,247.58
  5. Step 5: Solve for x
    x = 102,964,987,771,247.58/12,308,536.60
  6. Step 6: Final answer
    x = 8,365,331.41

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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.