Home / 45,705,448.50-68,557,378.68-18,411,043.50

Finding the Fourth Proportional to 45,705,448.50, 68,557,378.68 and 18,411,043.50

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Solution

The fourth proportional to 45,705,448.50, 68,557,378.68 and 18,411,043.50 is: 27,616,245.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,705,448.50 : 68,557,378.68 = 18,411,043.50 : x
  2. Step 2: Convert to fraction form
    45,705,448.50/68,557,378.68 = 18,411,043.50/x
  3. Step 3: Cross multiply
    45,705,448.50x = 68,557,378.68 × 18,411,043.50
  4. Step 4: Simplify right side
    45,705,448.50x = 1,262,212,881,123,452.75
  5. Step 5: Solve for x
    x = 1,262,212,881,123,452.75/45,705,448.50
  6. Step 6: Final answer
    x = 27,616,245.38

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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.