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Finding the Fourth Proportional to 7,203,781.03, 10,806,428.30 and 2,346,466.03

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Solution

The fourth proportional to 7,203,781.03, 10,806,428.30 and 2,346,466.03 is: 3,519,945.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,203,781.03 : 10,806,428.30 = 2,346,466.03 : x
  2. Step 2: Convert to fraction form
    7,203,781.03/10,806,428.30 = 2,346,466.03/x
  3. Step 3: Cross multiply
    7,203,781.03x = 10,806,428.30 × 2,346,466.03
  4. Step 4: Simplify right side
    7,203,781.03x = 25,356,916,849,706.21
  5. Step 5: Solve for x
    x = 25,356,916,849,706.21/7,203,781.03
  6. Step 6: Final answer
    x = 3,519,945.53

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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.