Home / 54,446,252.94-81,677,495.79-19,428,639.66

Finding the Fourth Proportional to 54,446,252.94, 81,677,495.79 and 19,428,639.66

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Solution

The fourth proportional to 54,446,252.94, 81,677,495.79 and 19,428,639.66 is: 29,145,855.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,446,252.94 : 81,677,495.79 = 19,428,639.66 : x
  2. Step 2: Convert to fraction form
    54,446,252.94/81,677,495.79 = 19,428,639.66/x
  3. Step 3: Cross multiply
    54,446,252.94x = 81,677,495.79 × 19,428,639.66
  4. Step 4: Simplify right side
    54,446,252.94x = 1,586,882,634,035,077.25
  5. Step 5: Solve for x
    x = 1,586,882,634,035,077.25/54,446,252.94
  6. Step 6: Final answer
    x = 29,145,855.74

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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.