Home / 30,918,936.99-42,684,698.30-23,839,067.22

Finding the Fourth Proportional to 30,918,936.99, 42,684,698.30 and 23,839,067.22

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Solution

The fourth proportional to 30,918,936.99, 42,684,698.30 and 23,839,067.22 is: 32,910,684.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,918,936.99 : 42,684,698.30 = 23,839,067.22 : x
  2. Step 2: Convert to fraction form
    30,918,936.99/42,684,698.30 = 23,839,067.22/x
  3. Step 3: Cross multiply
    30,918,936.99x = 42,684,698.30 × 23,839,067.22
  4. Step 4: Simplify right side
    30,918,936.99x = 1,017,563,391,919,924.38
  5. Step 5: Solve for x
    x = 1,017,563,391,919,924.38/30,918,936.99
  6. Step 6: Final answer
    x = 32,910,684.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.