Home / 19,422,956.80-29,134,435.20-13,036,268.80

Finding the Fourth Proportional to 19,422,956.80, 29,134,435.20 and 13,036,268.80

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Solution

The fourth proportional to 19,422,956.80, 29,134,435.20 and 13,036,268.80 is: 19,554,403.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,422,956.80 : 29,134,435.20 = 13,036,268.80 : x
  2. Step 2: Convert to fraction form
    19,422,956.80/29,134,435.20 = 13,036,268.80/x
  3. Step 3: Cross multiply
    19,422,956.80x = 29,134,435.20 × 13,036,268.80
  4. Step 4: Simplify right side
    19,422,956.80x = 379,804,328,603,381.75
  5. Step 5: Solve for x
    x = 379,804,328,603,381.75/19,422,956.80
  6. Step 6: Final answer
    x = 19,554,403.20

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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.