Home / 14,001,839.86-20,997,902.07-4,903,736.78

Finding the Fourth Proportional to 14,001,839.86, 20,997,902.07 and 4,903,736.78

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Solution

The fourth proportional to 14,001,839.86, 20,997,902.07 and 4,903,736.78 is: 7,353,903.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,001,839.86 : 20,997,902.07 = 4,903,736.78 : x
  2. Step 2: Convert to fraction form
    14,001,839.86/20,997,902.07 = 4,903,736.78/x
  3. Step 3: Cross multiply
    14,001,839.86x = 20,997,902.07 × 4,903,736.78
  4. Step 4: Simplify right side
    14,001,839.86x = 102,968,184,683,497.14
  5. Step 5: Solve for x
    x = 102,968,184,683,497.14/14,001,839.86
  6. Step 6: Final answer
    x = 7,353,903.89

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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.