Home / 57,734,670.42-86,614,930.76-19,395,138.86

Finding the Fourth Proportional to 57,734,670.42, 86,614,930.76 and 19,395,138.86

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Solution

The fourth proportional to 57,734,670.42, 86,614,930.76 and 19,395,138.86 is: 29,097,050.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,734,670.42 : 86,614,930.76 = 19,395,138.86 : x
  2. Step 2: Convert to fraction form
    57,734,670.42/86,614,930.76 = 19,395,138.86/x
  3. Step 3: Cross multiply
    57,734,670.42x = 86,614,930.76 × 19,395,138.86
  4. Step 4: Simplify right side
    57,734,670.42x = 1,679,908,609,439,485.50
  5. Step 5: Solve for x
    x = 1,679,908,609,439,485.50/57,734,670.42
  6. Step 6: Final answer
    x = 29,097,050.30

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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.