Home / 30,496,857.39-42,085,958.43-16,746,116.76

Finding the Fourth Proportional to 30,496,857.39, 42,085,958.43 and 16,746,116.76

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Solution

The fourth proportional to 30,496,857.39, 42,085,958.43 and 16,746,116.76 is: 23,109,803.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,496,857.39 : 42,085,958.43 = 16,746,116.76 : x
  2. Step 2: Convert to fraction form
    30,496,857.39/42,085,958.43 = 16,746,116.76/x
  3. Step 3: Cross multiply
    30,496,857.39x = 42,085,958.43 × 16,746,116.76
  4. Step 4: Simplify right side
    30,496,857.39x = 704,776,373,825,286.25
  5. Step 5: Solve for x
    x = 704,776,373,825,286.25/30,496,857.39
  6. Step 6: Final answer
    x = 23,109,803.24

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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.