Home / 73,091,427.57-109,637,328.26-18,504,018.93

Finding the Fourth Proportional to 73,091,427.57, 109,637,328.26 and 18,504,018.93

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Solution

The fourth proportional to 73,091,427.57, 109,637,328.26 and 18,504,018.93 is: 27,756,075.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,091,427.57 : 109,637,328.26 = 18,504,018.93 : x
  2. Step 2: Convert to fraction form
    73,091,427.57/109,637,328.26 = 18,504,018.93/x
  3. Step 3: Cross multiply
    73,091,427.57x = 109,637,328.26 × 18,504,018.93
  4. Step 4: Simplify right side
    73,091,427.57x = 2,028,731,197,398,354.25
  5. Step 5: Solve for x
    x = 2,028,731,197,398,354.25/73,091,427.57
  6. Step 6: Final answer
    x = 27,756,075.71

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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.