Home / 57,721,143.33-79,652,336.45-31,615,777.26

Finding the Fourth Proportional to 57,721,143.33, 79,652,336.45 and 31,615,777.26

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Solution

The fourth proportional to 57,721,143.33, 79,652,336.45 and 31,615,777.26 is: 43,628,216.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,721,143.33 : 79,652,336.45 = 31,615,777.26 : x
  2. Step 2: Convert to fraction form
    57,721,143.33/79,652,336.45 = 31,615,777.26/x
  3. Step 3: Cross multiply
    57,721,143.33x = 79,652,336.45 × 31,615,777.26
  4. Step 4: Simplify right side
    57,721,143.33x = 2,518,270,527,283,700
  5. Step 5: Solve for x
    x = 2,518,270,527,283,700/57,721,143.33
  6. Step 6: Final answer
    x = 43,628,216.32

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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.