Home / 77,763,018.20-116,644,527.30-26,628,042.20

Finding the Fourth Proportional to 77,763,018.20, 116,644,527.30 and 26,628,042.20

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Solution

The fourth proportional to 77,763,018.20, 116,644,527.30 and 26,628,042.20 is: 39,942,063.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,763,018.20 : 116,644,527.30 = 26,628,042.20 : x
  2. Step 2: Convert to fraction form
    77,763,018.20/116,644,527.30 = 26,628,042.20/x
  3. Step 3: Cross multiply
    77,763,018.20x = 116,644,527.30 × 26,628,042.20
  4. Step 4: Simplify right side
    77,763,018.20x = 3,106,015,395,343,452
  5. Step 5: Solve for x
    x = 3,106,015,395,343,452/77,763,018.20
  6. Step 6: Final answer
    x = 39,942,063.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.