Home / 30,326,976.87-45,490,462.42-7,297,914.16

Finding the Fourth Proportional to 30,326,976.87, 45,490,462.42 and 7,297,914.16

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Solution

The fourth proportional to 30,326,976.87, 45,490,462.42 and 7,297,914.16 is: 10,946,870.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,326,976.87 : 45,490,462.42 = 7,297,914.16 : x
  2. Step 2: Convert to fraction form
    30,326,976.87/45,490,462.42 = 7,297,914.16/x
  3. Step 3: Cross multiply
    30,326,976.87x = 45,490,462.42 × 7,297,914.16
  4. Step 4: Simplify right side
    30,326,976.87x = 331,985,489,707,894.88
  5. Step 5: Solve for x
    x = 331,985,489,707,894.88/30,326,976.87
  6. Step 6: Final answer
    x = 10,946,870.54

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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.