Home / 11,957,731.32-16,497,356.94-9,205,261.56

Finding the Fourth Proportional to 11,957,731.32, 16,497,356.94 and 9,205,261.56

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Solution

The fourth proportional to 11,957,731.32, 16,497,356.94 and 9,205,261.56 is: 12,699,941.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,957,731.32 : 16,497,356.94 = 9,205,261.56 : x
  2. Step 2: Convert to fraction form
    11,957,731.32/16,497,356.94 = 9,205,261.56/x
  3. Step 3: Cross multiply
    11,957,731.32x = 16,497,356.94 × 9,205,261.56
  4. Step 4: Simplify right side
    11,957,731.32x = 151,862,485,681,381.22
  5. Step 5: Solve for x
    x = 151,862,485,681,381.22/11,957,731.32
  6. Step 6: Final answer
    x = 12,699,941.29

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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.