Home / 57,749,790.80-86,624,686.20-57,351,659.60

Finding the Fourth Proportional to 57,749,790.80, 86,624,686.20 and 57,351,659.60

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Solution

The fourth proportional to 57,749,790.80, 86,624,686.20 and 57,351,659.60 is: 86,027,489.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,749,790.80 : 86,624,686.20 = 57,351,659.60 : x
  2. Step 2: Convert to fraction form
    57,749,790.80/86,624,686.20 = 57,351,659.60/x
  3. Step 3: Cross multiply
    57,749,790.80x = 86,624,686.20 × 57,351,659.60
  4. Step 4: Simplify right side
    57,749,790.80x = 4,968,069,515,899,218
  5. Step 5: Solve for x
    x = 4,968,069,515,899,218/57,749,790.80
  6. Step 6: Final answer
    x = 86,027,489.40

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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.