Home / 48,745,027.92-72,681,748.80-47,405,796.60

Finding the Fourth Proportional to 48,745,027.92, 72,681,748.80 and 47,405,796.60

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Solution

The fourth proportional to 48,745,027.92, 72,681,748.80 and 47,405,796.60 is: 70,684,874.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,745,027.92 : 72,681,748.80 = 47,405,796.60 : x
  2. Step 2: Convert to fraction form
    48,745,027.92/72,681,748.80 = 47,405,796.60/x
  3. Step 3: Cross multiply
    48,745,027.92x = 72,681,748.80 × 47,405,796.60
  4. Step 4: Simplify right side
    48,745,027.92x = 3,445,536,200,145,094
  5. Step 5: Solve for x
    x = 3,445,536,200,145,094/48,745,027.92
  6. Step 6: Final answer
    x = 70,684,874.89

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.