Home / 51,958,390.36-71,702,768.77-28,116,017.83

Finding the Fourth Proportional to 51,958,390.36, 71,702,768.77 and 28,116,017.83

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Solution

The fourth proportional to 51,958,390.36, 71,702,768.77 and 28,116,017.83 is: 38,800,207.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,958,390.36 : 71,702,768.77 = 28,116,017.83 : x
  2. Step 2: Convert to fraction form
    51,958,390.36/71,702,768.77 = 28,116,017.83/x
  3. Step 3: Cross multiply
    51,958,390.36x = 71,702,768.77 × 28,116,017.83
  4. Step 4: Simplify right side
    51,958,390.36x = 2,015,996,325,217,025.50
  5. Step 5: Solve for x
    x = 2,015,996,325,217,025.50/51,958,390.36
  6. Step 6: Final answer
    x = 38,800,207.46

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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.