Home / 30,252,209.05-41,736,151.29-18,629,594.38

Finding the Fourth Proportional to 30,252,209.05, 41,736,151.29 and 18,629,594.38

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Solution

The fourth proportional to 30,252,209.05, 41,736,151.29 and 18,629,594.38 is: 25,701,513.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,252,209.05 : 41,736,151.29 = 18,629,594.38 : x
  2. Step 2: Convert to fraction form
    30,252,209.05/41,736,151.29 = 18,629,594.38/x
  3. Step 3: Cross multiply
    30,252,209.05x = 41,736,151.29 × 18,629,594.38
  4. Step 4: Simplify right side
    30,252,209.05x = 777,527,569,515,013.75
  5. Step 5: Solve for x
    x = 777,527,569,515,013.75/30,252,209.05
  6. Step 6: Final answer
    x = 25,701,513.84

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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.