Home / 13,350,523.19-18,424,084.23-7,550,172.32

Finding the Fourth Proportional to 13,350,523.19, 18,424,084.23 and 7,550,172.32

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Solution

The fourth proportional to 13,350,523.19, 18,424,084.23 and 7,550,172.32 is: 10,419,442.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,350,523.19 : 18,424,084.23 = 7,550,172.32 : x
  2. Step 2: Convert to fraction form
    13,350,523.19/18,424,084.23 = 7,550,172.32/x
  3. Step 3: Cross multiply
    13,350,523.19x = 18,424,084.23 × 7,550,172.32
  4. Step 4: Simplify right side
    13,350,523.19x = 139,105,010,682,574.11
  5. Step 5: Solve for x
    x = 139,105,010,682,574.11/13,350,523.19
  6. Step 6: Final answer
    x = 10,419,442.65

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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.