Home / 30,257,868-41,755,857.84-19,392,852

Finding the Fourth Proportional to 30,257,868, 41,755,857.84 and 19,392,852

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Solution

The fourth proportional to 30,257,868, 41,755,857.84 and 19,392,852 is: 26,762,135.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,257,868 : 41,755,857.84 = 19,392,852 : x
  2. Step 2: Convert to fraction form
    30,257,868/41,755,857.84 = 19,392,852/x
  3. Step 3: Cross multiply
    30,257,868x = 41,755,857.84 × 19,392,852
  4. Step 4: Simplify right side
    30,257,868x = 809,765,171,224,159.75
  5. Step 5: Solve for x
    x = 809,765,171,224,159.75/30,257,868
  6. Step 6: Final answer
    x = 26,762,135.76

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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.