Home / 57,631,029.47-79,531,451.68-31,525,547.56

Finding the Fourth Proportional to 57,631,029.47, 79,531,451.68 and 31,525,547.56

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Solution

The fourth proportional to 57,631,029.47, 79,531,451.68 and 31,525,547.56 is: 43,505,600.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,631,029.47 : 79,531,451.68 = 31,525,547.56 : x
  2. Step 2: Convert to fraction form
    57,631,029.47/79,531,451.68 = 31,525,547.56/x
  3. Step 3: Cross multiply
    57,631,029.47x = 79,531,451.68 × 31,525,547.56
  4. Step 4: Simplify right side
    57,631,029.47x = 2,507,272,562,425,107
  5. Step 5: Solve for x
    x = 2,507,272,562,425,107/57,631,029.47
  6. Step 6: Final answer
    x = 43,505,600.81

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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.