Home / 13,094,518.89-18,071,845.54-7,214,744.18

Finding the Fourth Proportional to 13,094,518.89, 18,071,845.54 and 7,214,744.18

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Solution

The fourth proportional to 13,094,518.89, 18,071,845.54 and 7,214,744.18 is: 9,957,123.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,094,518.89 : 18,071,845.54 = 7,214,744.18 : x
  2. Step 2: Convert to fraction form
    13,094,518.89/18,071,845.54 = 7,214,744.18/x
  3. Step 3: Cross multiply
    13,094,518.89x = 18,071,845.54 × 7,214,744.18
  4. Step 4: Simplify right side
    13,094,518.89x = 130,383,742,431,573.95
  5. Step 5: Solve for x
    x = 130,383,742,431,573.95/13,094,518.89
  6. Step 6: Final answer
    x = 9,957,123.55

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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.