Home / 9,728,312.43-13,424,607.30-5,318,265.66

Finding the Fourth Proportional to 9,728,312.43, 13,424,607.30 and 5,318,265.66

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Solution

The fourth proportional to 9,728,312.43, 13,424,607.30 and 5,318,265.66 is: 7,338,953.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,728,312.43 : 13,424,607.30 = 5,318,265.66 : x
  2. Step 2: Convert to fraction form
    9,728,312.43/13,424,607.30 = 5,318,265.66/x
  3. Step 3: Cross multiply
    9,728,312.43x = 13,424,607.30 × 5,318,265.66
  4. Step 4: Simplify right side
    9,728,312.43x = 71,395,628,002,575.33
  5. Step 5: Solve for x
    x = 71,395,628,002,575.33/9,728,312.43
  6. Step 6: Final answer
    x = 7,338,953.03

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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.