Home / 30,019,394.33-41,426,799.60-16,268,358.45

Finding the Fourth Proportional to 30,019,394.33, 41,426,799.60 and 16,268,358.45

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Solution

The fourth proportional to 30,019,394.33, 41,426,799.60 and 16,268,358.45 is: 22,450,353.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,019,394.33 : 41,426,799.60 = 16,268,358.45 : x
  2. Step 2: Convert to fraction form
    30,019,394.33/41,426,799.60 = 16,268,358.45/x
  3. Step 3: Cross multiply
    30,019,394.33x = 41,426,799.60 × 16,268,358.45
  4. Step 4: Simplify right side
    30,019,394.33x = 673,946,025,329,116.62
  5. Step 5: Solve for x
    x = 673,946,025,329,116.62/30,019,394.33
  6. Step 6: Final answer
    x = 22,450,353.86

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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.