Home / 13,359,643.83-18,436,343.90-7,248,072.33

Finding the Fourth Proportional to 13,359,643.83, 18,436,343.90 and 7,248,072.33

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Solution

The fourth proportional to 13,359,643.83, 18,436,343.90 and 7,248,072.33 is: 10,002,359.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,359,643.83 : 18,436,343.90 = 7,248,072.33 : x
  2. Step 2: Convert to fraction form
    13,359,643.83/18,436,343.90 = 7,248,072.33/x
  3. Step 3: Cross multiply
    13,359,643.83x = 18,436,343.90 × 7,248,072.33
  4. Step 4: Simplify right side
    13,359,643.83x = 133,627,954,051,713.92
  5. Step 5: Solve for x
    x = 133,627,954,051,713.92/13,359,643.83
  6. Step 6: Final answer
    x = 10,002,359.03

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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.