Home / 42,092,804.51-57,666,177.20-40,519,069.22

Finding the Fourth Proportional to 42,092,804.51, 57,666,177.20 and 40,519,069.22

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Solution

The fourth proportional to 42,092,804.51, 57,666,177.20 and 40,519,069.22 is: 55,510,195.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,092,804.51 : 57,666,177.20 = 40,519,069.22 : x
  2. Step 2: Convert to fraction form
    42,092,804.51/57,666,177.20 = 40,519,069.22/x
  3. Step 3: Cross multiply
    42,092,804.51x = 57,666,177.20 × 40,519,069.22
  4. Step 4: Simplify right side
    42,092,804.51x = 2,336,579,825,128,660
  5. Step 5: Solve for x
    x = 2,336,579,825,128,660/42,092,804.51
  6. Step 6: Final answer
    x = 55,510,195.93

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.