Home / 55,508,107.07-76,602,094.64-30,389,797.31

Finding the Fourth Proportional to 55,508,107.07, 76,602,094.64 and 30,389,797.31

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Solution

The fourth proportional to 55,508,107.07, 76,602,094.64 and 30,389,797.31 is: 41,938,416.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,508,107.07 : 76,602,094.64 = 30,389,797.31 : x
  2. Step 2: Convert to fraction form
    55,508,107.07/76,602,094.64 = 30,389,797.31/x
  3. Step 3: Cross multiply
    55,508,107.07x = 76,602,094.64 × 30,389,797.31
  4. Step 4: Simplify right side
    55,508,107.07x = 2,327,922,129,096,078
  5. Step 5: Solve for x
    x = 2,327,922,129,096,078/55,508,107.07
  6. Step 6: Final answer
    x = 41,938,416.79

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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.