Home / 55,508,106.56-76,602,093.94-30,389,796.81

Finding the Fourth Proportional to 55,508,106.56, 76,602,093.94 and 30,389,796.81

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Solution

The fourth proportional to 55,508,106.56, 76,602,093.94 and 30,389,796.81 is: 41,938,416.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,508,106.56 : 76,602,093.94 = 30,389,796.81 : x
  2. Step 2: Convert to fraction form
    55,508,106.56/76,602,093.94 = 30,389,796.81/x
  3. Step 3: Cross multiply
    55,508,106.56x = 76,602,093.94 × 30,389,796.81
  4. Step 4: Simplify right side
    55,508,106.56x = 2,327,922,070,057,132
  5. Step 5: Solve for x
    x = 2,327,922,070,057,132/55,508,106.56
  6. Step 6: Final answer
    x = 41,938,416.10

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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.