Home / 30,140,784.45-41,593,808.07-16,389,628.29

Finding the Fourth Proportional to 30,140,784.45, 41,593,808.07 and 16,389,628.29

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Solution

The fourth proportional to 30,140,784.45, 41,593,808.07 and 16,389,628.29 is: 22,617,429.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,140,784.45 : 41,593,808.07 = 16,389,628.29 : x
  2. Step 2: Convert to fraction form
    30,140,784.45/41,593,808.07 = 16,389,628.29/x
  3. Step 3: Cross multiply
    30,140,784.45x = 41,593,808.07 × 16,389,628.29
  4. Step 4: Simplify right side
    30,140,784.45x = 681,707,053,432,902.25
  5. Step 5: Solve for x
    x = 681,707,053,432,902.25/30,140,784.45
  6. Step 6: Final answer
    x = 22,617,429.04

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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.