Home / 35,493,231.60-53,239,847.40-20,187,730.80

Finding the Fourth Proportional to 35,493,231.60, 53,239,847.40 and 20,187,730.80

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Solution

The fourth proportional to 35,493,231.60, 53,239,847.40 and 20,187,730.80 is: 30,281,596.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,493,231.60 : 53,239,847.40 = 20,187,730.80 : x
  2. Step 2: Convert to fraction form
    35,493,231.60/53,239,847.40 = 20,187,730.80/x
  3. Step 3: Cross multiply
    35,493,231.60x = 53,239,847.40 × 20,187,730.80
  4. Step 4: Simplify right side
    35,493,231.60x = 1,074,791,707,144,279.88
  5. Step 5: Solve for x
    x = 1,074,791,707,144,279.88/35,493,231.60
  6. Step 6: Final answer
    x = 30,281,596.20

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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.