Home / 25,490,322.98-38,235,521.04-19,459,297.58

Finding the Fourth Proportional to 25,490,322.98, 38,235,521.04 and 19,459,297.58

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Solution

The fourth proportional to 25,490,322.98, 38,235,521.04 and 19,459,297.58 is: 29,188,974.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,490,322.98 : 38,235,521.04 = 19,459,297.58 : x
  2. Step 2: Convert to fraction form
    25,490,322.98/38,235,521.04 = 19,459,297.58/x
  3. Step 3: Cross multiply
    25,490,322.98x = 38,235,521.04 × 19,459,297.58
  4. Step 4: Simplify right side
    25,490,322.98x = 744,036,382,043,711
  5. Step 5: Solve for x
    x = 744,036,382,043,711/25,490,322.98
  6. Step 6: Final answer
    x = 29,188,974.29

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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.