Home / 30,795,783.46-42,498,194.48-16,857,218.07

Finding the Fourth Proportional to 30,795,783.46, 42,498,194.48 and 16,857,218.07

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Solution

The fourth proportional to 30,795,783.46, 42,498,194.48 and 16,857,218.07 is: 23,262,968.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,795,783.46 : 42,498,194.48 = 16,857,218.07 : x
  2. Step 2: Convert to fraction form
    30,795,783.46/42,498,194.48 = 16,857,218.07/x
  3. Step 3: Cross multiply
    30,795,783.46x = 42,498,194.48 × 16,857,218.07
  4. Step 4: Simplify right side
    30,795,783.46x = 716,401,331,718,139.25
  5. Step 5: Solve for x
    x = 716,401,331,718,139.25/30,795,783.46
  6. Step 6: Final answer
    x = 23,262,968.21

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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.