Home / 30,170,957.99-41,640,309.36-16,941,620.03

Finding the Fourth Proportional to 30,170,957.99, 41,640,309.36 and 16,941,620.03

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Solution

The fourth proportional to 30,170,957.99, 41,640,309.36 and 16,941,620.03 is: 23,381,899.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,170,957.99 : 41,640,309.36 = 16,941,620.03 : x
  2. Step 2: Convert to fraction form
    30,170,957.99/41,640,309.36 = 16,941,620.03/x
  3. Step 3: Cross multiply
    30,170,957.99x = 41,640,309.36 × 16,941,620.03
  4. Step 4: Simplify right side
    30,170,957.99x = 705,454,298,900,570.88
  5. Step 5: Solve for x
    x = 705,454,298,900,570.88/30,170,957.99
  6. Step 6: Final answer
    x = 23,381,899.22

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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.