Home / 65,290,542.04-97,786,922.10-31,235,977.72

Finding the Fourth Proportional to 65,290,542.04, 97,786,922.10 and 31,235,977.72

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Solution

The fourth proportional to 65,290,542.04, 97,786,922.10 and 31,235,977.72 is: 46,782,734.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,290,542.04 : 97,786,922.10 = 31,235,977.72 : x
  2. Step 2: Convert to fraction form
    65,290,542.04/97,786,922.10 = 31,235,977.72/x
  3. Step 3: Cross multiply
    65,290,542.04x = 97,786,922.10 × 31,235,977.72
  4. Step 4: Simplify right side
    65,290,542.04x = 3,054,470,120,022,975.50
  5. Step 5: Solve for x
    x = 3,054,470,120,022,975.50/65,290,542.04
  6. Step 6: Final answer
    x = 46,782,734.90

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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.