Home / 54,371,410.93-81,531,828.73-19,803,747.25

Finding the Fourth Proportional to 54,371,410.93, 81,531,828.73 and 19,803,747.25

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Solution

The fourth proportional to 54,371,410.93, 81,531,828.73 and 19,803,747.25 is: 29,696,410.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,371,410.93 : 81,531,828.73 = 19,803,747.25 : x
  2. Step 2: Convert to fraction form
    54,371,410.93/81,531,828.73 = 19,803,747.25/x
  3. Step 3: Cross multiply
    54,371,410.93x = 81,531,828.73 × 19,803,747.25
  4. Step 4: Simplify right side
    54,371,410.93x = 1,614,635,728,999,208.50
  5. Step 5: Solve for x
    x = 1,614,635,728,999,208.50/54,371,410.93
  6. Step 6: Final answer
    x = 29,696,410.33

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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.