Home / 55,796,858.44-77,000,581.54-30,680,021.64

Finding the Fourth Proportional to 55,796,858.44, 77,000,581.54 and 30,680,021.64

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Solution

The fourth proportional to 55,796,858.44, 77,000,581.54 and 30,680,021.64 is: 42,338,934.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,796,858.44 : 77,000,581.54 = 30,680,021.64 : x
  2. Step 2: Convert to fraction form
    55,796,858.44/77,000,581.54 = 30,680,021.64/x
  3. Step 3: Cross multiply
    55,796,858.44x = 77,000,581.54 × 30,680,021.64
  4. Step 4: Simplify right side
    55,796,858.44x = 2,362,379,507,939,785
  5. Step 5: Solve for x
    x = 2,362,379,507,939,785/55,796,858.44
  6. Step 6: Final answer
    x = 42,338,934.02

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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.