Home / 8,149,431.41-11,243,762.82-4,885,055.07

Finding the Fourth Proportional to 8,149,431.41, 11,243,762.82 and 4,885,055.07

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Solution

The fourth proportional to 8,149,431.41, 11,243,762.82 and 4,885,055.07 is: 6,739,905.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,149,431.41 : 11,243,762.82 = 4,885,055.07 : x
  2. Step 2: Convert to fraction form
    8,149,431.41/11,243,762.82 = 4,885,055.07/x
  3. Step 3: Cross multiply
    8,149,431.41x = 11,243,762.82 × 4,885,055.07
  4. Step 4: Simplify right side
    8,149,431.41x = 54,926,400,569,718.50
  5. Step 5: Solve for x
    x = 54,926,400,569,718.50/8,149,431.41
  6. Step 6: Final answer
    x = 6,739,905.86

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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.