Home / 19,395,885-29,093,973.35-8,610,286.26

Finding the Fourth Proportional to 19,395,885, 29,093,973.35 and 8,610,286.26

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Solution

The fourth proportional to 19,395,885, 29,093,973.35 and 8,610,286.26 is: 12,915,494.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,395,885 : 29,093,973.35 = 8,610,286.26 : x
  2. Step 2: Convert to fraction form
    19,395,885/29,093,973.35 = 8,610,286.26/x
  3. Step 3: Cross multiply
    19,395,885x = 29,093,973.35 × 8,610,286.26
  4. Step 4: Simplify right side
    19,395,885x = 250,507,438,941,259.72
  5. Step 5: Solve for x
    x = 250,507,438,941,259.72/19,395,885
  6. Step 6: Final answer
    x = 12,915,494.13

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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.