Home / 57,862,585.20-86,893,410.60-40,942,009.20

Finding the Fourth Proportional to 57,862,585.20, 86,893,410.60 and 40,942,009.20

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Solution

The fourth proportional to 57,862,585.20, 86,893,410.60 and 40,942,009.20 is: 61,483,440.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,862,585.20 : 86,893,410.60 = 40,942,009.20 : x
  2. Step 2: Convert to fraction form
    57,862,585.20/86,893,410.60 = 40,942,009.20/x
  3. Step 3: Cross multiply
    57,862,585.20x = 86,893,410.60 × 40,942,009.20
  4. Step 4: Simplify right side
    57,862,585.20x = 3,557,590,816,204,577.50
  5. Step 5: Solve for x
    x = 3,557,590,816,204,577.50/57,862,585.20
  6. Step 6: Final answer
    x = 61,483,440.53

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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.