Home / 57,352,436.37-86,028,739.00-43,782,631.11

Finding the Fourth Proportional to 57,352,436.37, 86,028,739.00 and 43,782,631.11

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Solution

The fourth proportional to 57,352,436.37, 86,028,739.00 and 43,782,631.11 is: 65,674,011.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,352,436.37 : 86,028,739.00 = 43,782,631.11 : x
  2. Step 2: Convert to fraction form
    57,352,436.37/86,028,739.00 = 43,782,631.11/x
  3. Step 3: Cross multiply
    57,352,436.37x = 86,028,739.00 × 43,782,631.11
  4. Step 4: Simplify right side
    57,352,436.37x = 3,766,564,544,386,014
  5. Step 5: Solve for x
    x = 3,766,564,544,386,014/57,352,436.37
  6. Step 6: Final answer
    x = 65,674,011.13

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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.