Home / 19,485,682.80-29,228,524.20-18,925,810.80

Finding the Fourth Proportional to 19,485,682.80, 29,228,524.20 and 18,925,810.80

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Solution

The fourth proportional to 19,485,682.80, 29,228,524.20 and 18,925,810.80 is: 28,388,716.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,485,682.80 : 29,228,524.20 = 18,925,810.80 : x
  2. Step 2: Convert to fraction form
    19,485,682.80/29,228,524.20 = 18,925,810.80/x
  3. Step 3: Cross multiply
    19,485,682.80x = 29,228,524.20 × 18,925,810.80
  4. Step 4: Simplify right side
    19,485,682.80x = 553,173,518,972,421.38
  5. Step 5: Solve for x
    x = 553,173,518,972,421.38/19,485,682.80
  6. Step 6: Final answer
    x = 28,388,716.20

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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.