Home / 54,437,833.10-75,123,983.12-29,657,942.81

Finding the Fourth Proportional to 54,437,833.10, 75,123,983.12 and 29,657,942.81

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Solution

The fourth proportional to 54,437,833.10, 75,123,983.12 and 29,657,942.81 is: 40,927,837.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,437,833.10 : 75,123,983.12 = 29,657,942.81 : x
  2. Step 2: Convert to fraction form
    54,437,833.10/75,123,983.12 = 29,657,942.81/x
  3. Step 3: Cross multiply
    54,437,833.10x = 75,123,983.12 × 29,657,942.81
  4. Step 4: Simplify right side
    54,437,833.10x = 2,228,022,794,508,455.50
  5. Step 5: Solve for x
    x = 2,228,022,794,508,455.50/54,437,833.10
  6. Step 6: Final answer
    x = 40,927,837.64

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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.