Home / 45,654,440.62-63,009,859.13-28,910,708.49

Finding the Fourth Proportional to 45,654,440.62, 63,009,859.13 and 28,910,708.49

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Solution

The fourth proportional to 45,654,440.62, 63,009,859.13 and 28,910,708.49 is: 39,901,040.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,654,440.62 : 63,009,859.13 = 28,910,708.49 : x
  2. Step 2: Convert to fraction form
    45,654,440.62/63,009,859.13 = 28,910,708.49/x
  3. Step 3: Cross multiply
    45,654,440.62x = 63,009,859.13 × 28,910,708.49
  4. Step 4: Simplify right side
    45,654,440.62x = 1,821,659,669,303,395
  5. Step 5: Solve for x
    x = 1,821,659,669,303,395/45,654,440.62
  6. Step 6: Final answer
    x = 39,901,040.17

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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.