Home / 28,950,465.78-43,427,095.22-9,519,261.57

Finding the Fourth Proportional to 28,950,465.78, 43,427,095.22 and 9,519,261.57

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Solution

The fourth proportional to 28,950,465.78, 43,427,095.22 and 9,519,261.57 is: 14,279,351.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,950,465.78 : 43,427,095.22 = 9,519,261.57 : x
  2. Step 2: Convert to fraction form
    28,950,465.78/43,427,095.22 = 9,519,261.57/x
  3. Step 3: Cross multiply
    28,950,465.78x = 43,427,095.22 × 9,519,261.57
  4. Step 4: Simplify right side
    28,950,465.78x = 413,393,878,624,476.69
  5. Step 5: Solve for x
    x = 413,393,878,624,476.69/28,950,465.78
  6. Step 6: Final answer
    x = 14,279,351.56

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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.