Home / 13,771,893.34-20,658,996.44-4,187,354.91

Finding the Fourth Proportional to 13,771,893.34, 20,658,996.44 and 4,187,354.91

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Solution

The fourth proportional to 13,771,893.34, 20,658,996.44 and 4,187,354.91 is: 6,281,383.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,771,893.34 : 20,658,996.44 = 4,187,354.91 : x
  2. Step 2: Convert to fraction form
    13,771,893.34/20,658,996.44 = 4,187,354.91/x
  3. Step 3: Cross multiply
    13,771,893.34x = 20,658,996.44 × 4,187,354.91
  4. Step 4: Simplify right side
    13,771,893.34x = 86,506,550,096,001.08
  5. Step 5: Solve for x
    x = 86,506,550,096,001.08/13,771,893.34
  6. Step 6: Final answer
    x = 6,281,383.97

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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.