Home / 70,061,739.60-96,685,410.60-39,123,037.92

Finding the Fourth Proportional to 70,061,739.60, 96,685,410.60 and 39,123,037.92

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Solution

The fourth proportional to 70,061,739.60, 96,685,410.60 and 39,123,037.92 is: 53,989,909.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,061,739.60 : 96,685,410.60 = 39,123,037.92 : x
  2. Step 2: Convert to fraction form
    70,061,739.60/96,685,410.60 = 39,123,037.92/x
  3. Step 3: Cross multiply
    70,061,739.60x = 96,685,410.60 × 39,123,037.92
  4. Step 4: Simplify right side
    70,061,739.60x = 3,782,626,985,214,570
  5. Step 5: Solve for x
    x = 3,782,626,985,214,570/70,061,739.60
  6. Step 6: Final answer
    x = 53,989,909.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.