Home / 13,054,766.48-19,582,146.05-4,079,318.48

Finding the Fourth Proportional to 13,054,766.48, 19,582,146.05 and 4,079,318.48

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Solution

The fourth proportional to 13,054,766.48, 19,582,146.05 and 4,079,318.48 is: 6,118,976.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,054,766.48 : 19,582,146.05 = 4,079,318.48 : x
  2. Step 2: Convert to fraction form
    13,054,766.48/19,582,146.05 = 4,079,318.48/x
  3. Step 3: Cross multiply
    13,054,766.48x = 19,582,146.05 × 4,079,318.48
  4. Step 4: Simplify right side
    13,054,766.48x = 79,881,810,141,516.69
  5. Step 5: Solve for x
    x = 79,881,810,141,516.69/13,054,766.48
  6. Step 6: Final answer
    x = 6,118,976.57

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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.