Home / 77,055,619.23-115,571,125.14-22,455,433.17

Finding the Fourth Proportional to 77,055,619.23, 115,571,125.14 and 22,455,433.17

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Solution

The fourth proportional to 77,055,619.23, 115,571,125.14 and 22,455,433.17 is: 33,679,564.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,055,619.23 : 115,571,125.14 = 22,455,433.17 : x
  2. Step 2: Convert to fraction form
    77,055,619.23/115,571,125.14 = 22,455,433.17/x
  3. Step 3: Cross multiply
    77,055,619.23x = 115,571,125.14 × 22,455,433.17
  4. Step 4: Simplify right side
    77,055,619.23x = 2,595,199,676,962,977
  5. Step 5: Solve for x
    x = 2,595,199,676,962,977/77,055,619.23
  6. Step 6: Final answer
    x = 33,679,564.23

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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.