Home / 14,984,186.58-20,678,177.51-8,108,668.64

Finding the Fourth Proportional to 14,984,186.58, 20,678,177.51 and 8,108,668.64

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Solution

The fourth proportional to 14,984,186.58, 20,678,177.51 and 8,108,668.64 is: 11,189,962.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,984,186.58 : 20,678,177.51 = 8,108,668.64 : x
  2. Step 2: Convert to fraction form
    14,984,186.58/20,678,177.51 = 8,108,668.64/x
  3. Step 3: Cross multiply
    14,984,186.58x = 20,678,177.51 × 8,108,668.64
  4. Step 4: Simplify right side
    14,984,186.58x = 167,672,489,467,146.94
  5. Step 5: Solve for x
    x = 167,672,489,467,146.94/14,984,186.58
  6. Step 6: Final answer
    x = 11,189,962.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.