Home / 55,508,168.64-76,602,179.60-30,389,858.85

Finding the Fourth Proportional to 55,508,168.64, 76,602,179.60 and 30,389,858.85

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Solution

The fourth proportional to 55,508,168.64, 76,602,179.60 and 30,389,858.85 is: 41,938,501.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,508,168.64 : 76,602,179.60 = 30,389,858.85 : x
  2. Step 2: Convert to fraction form
    55,508,168.64/76,602,179.60 = 30,389,858.85/x
  3. Step 3: Cross multiply
    55,508,168.64x = 76,602,179.60 × 30,389,858.85
  4. Step 4: Simplify right side
    55,508,168.64x = 2,327,929,426,066,563.50
  5. Step 5: Solve for x
    x = 2,327,929,426,066,563.50/55,508,168.64
  6. Step 6: Final answer
    x = 41,938,501.72

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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.