Home / 57,954,945.80-86,942,916.30-29,128,536.20

Finding the Fourth Proportional to 57,954,945.80, 86,942,916.30 and 29,128,536.20

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Solution

The fourth proportional to 57,954,945.80, 86,942,916.30 and 29,128,536.20 is: 43,698,080.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,954,945.80 : 86,942,916.30 = 29,128,536.20 : x
  2. Step 2: Convert to fraction form
    57,954,945.80/86,942,916.30 = 29,128,536.20/x
  3. Step 3: Cross multiply
    57,954,945.80x = 86,942,916.30 × 29,128,536.20
  4. Step 4: Simplify right side
    57,954,945.80x = 2,532,519,884,778,120
  5. Step 5: Solve for x
    x = 2,532,519,884,778,120/57,954,945.80
  6. Step 6: Final answer
    x = 43,698,080.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.