Home / 19,419,948.80-29,129,923.20-13,033,260.80

Finding the Fourth Proportional to 19,419,948.80, 29,129,923.20 and 13,033,260.80

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Solution

The fourth proportional to 19,419,948.80, 29,129,923.20 and 13,033,260.80 is: 19,549,891.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,419,948.80 : 29,129,923.20 = 13,033,260.80 : x
  2. Step 2: Convert to fraction form
    19,419,948.80/29,129,923.20 = 13,033,260.80/x
  3. Step 3: Cross multiply
    19,419,948.80x = 29,129,923.20 × 13,033,260.80
  4. Step 4: Simplify right side
    19,419,948.80x = 379,657,886,149,570.56
  5. Step 5: Solve for x
    x = 379,657,886,149,570.56/19,419,948.80
  6. Step 6: Final answer
    x = 19,549,891.20

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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.