Home / 57,438,047.20-86,157,070.80-41,313,733.60

Finding the Fourth Proportional to 57,438,047.20, 86,157,070.80 and 41,313,733.60

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Solution

The fourth proportional to 57,438,047.20, 86,157,070.80 and 41,313,733.60 is: 61,970,600.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,438,047.20 : 86,157,070.80 = 41,313,733.60 : x
  2. Step 2: Convert to fraction form
    57,438,047.20/86,157,070.80 = 41,313,733.60/x
  3. Step 3: Cross multiply
    57,438,047.20x = 86,157,070.80 × 41,313,733.60
  4. Step 4: Simplify right side
    57,438,047.20x = 3,559,470,270,787,539
  5. Step 5: Solve for x
    x = 3,559,470,270,787,539/57,438,047.20
  6. Step 6: Final answer
    x = 61,970,600.40

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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.