Home / 30,932,593.05-42,687,004.65-16,993,975.11

Finding the Fourth Proportional to 30,932,593.05, 42,687,004.65 and 16,993,975.11

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Solution

The fourth proportional to 30,932,593.05, 42,687,004.65 and 16,993,975.11 is: 23,451,700.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,932,593.05 : 42,687,004.65 = 16,993,975.11 : x
  2. Step 2: Convert to fraction form
    30,932,593.05/42,687,004.65 = 16,993,975.11/x
  3. Step 3: Cross multiply
    30,932,593.05x = 42,687,004.65 × 16,993,975.11
  4. Step 4: Simplify right side
    30,932,593.05x = 725,421,894,542,554.25
  5. Step 5: Solve for x
    x = 725,421,894,542,554.25/30,932,593.05
  6. Step 6: Final answer
    x = 23,451,700.07

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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.