Home / 13,694,350.44-18,897,972.66-7,582,647.72

Finding the Fourth Proportional to 13,694,350.44, 18,897,972.66 and 7,582,647.72

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Solution

The fourth proportional to 13,694,350.44, 18,897,972.66 and 7,582,647.72 is: 10,463,925.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,694,350.44 : 18,897,972.66 = 7,582,647.72 : x
  2. Step 2: Convert to fraction form
    13,694,350.44/18,897,972.66 = 7,582,647.72/x
  3. Step 3: Cross multiply
    13,694,350.44x = 18,897,972.66 × 7,582,647.72
  4. Step 4: Simplify right side
    13,694,350.44x = 143,296,669,302,971.34
  5. Step 5: Solve for x
    x = 143,296,669,302,971.34/13,694,350.44
  6. Step 6: Final answer
    x = 10,463,925.98

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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.