Home / 19,554,290.40-29,334,934.80-8,195,887.20

Finding the Fourth Proportional to 19,554,290.40, 29,334,934.80 and 8,195,887.20

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Solution

The fourth proportional to 19,554,290.40, 29,334,934.80 and 8,195,887.20 is: 12,295,297.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,554,290.40 : 29,334,934.80 = 8,195,887.20 : x
  2. Step 2: Convert to fraction form
    19,554,290.40/29,334,934.80 = 8,195,887.20/x
  3. Step 3: Cross multiply
    19,554,290.40x = 29,334,934.80 × 8,195,887.20
  4. Step 4: Simplify right side
    19,554,290.40x = 240,425,816,640,154.56
  5. Step 5: Solve for x
    x = 240,425,816,640,154.56/19,554,290.40
  6. Step 6: Final answer
    x = 12,295,297.44

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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.