Home / 38,647,215.96-57,980,315.52-19,225,606.20

Finding the Fourth Proportional to 38,647,215.96, 57,980,315.52 and 19,225,606.20

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Solution

The fourth proportional to 38,647,215.96, 57,980,315.52 and 19,225,606.20 is: 28,843,131.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,647,215.96 : 57,980,315.52 = 19,225,606.20 : x
  2. Step 2: Convert to fraction form
    38,647,215.96/57,980,315.52 = 19,225,606.20/x
  3. Step 3: Cross multiply
    38,647,215.96x = 57,980,315.52 × 19,225,606.20
  4. Step 4: Simplify right side
    38,647,215.96x = 1,114,706,713,539,268.25
  5. Step 5: Solve for x
    x = 1,114,706,713,539,268.25/38,647,215.96
  6. Step 6: Final answer
    x = 28,843,131.02

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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.