Home / 30,409,631.52-41,964,957.27-16,470,640.14

Finding the Fourth Proportional to 30,409,631.52, 41,964,957.27 and 16,470,640.14

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Solution

The fourth proportional to 30,409,631.52, 41,964,957.27 and 16,470,640.14 is: 22,729,302.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,409,631.52 : 41,964,957.27 = 16,470,640.14 : x
  2. Step 2: Convert to fraction form
    30,409,631.52/41,964,957.27 = 16,470,640.14/x
  3. Step 3: Cross multiply
    30,409,631.52x = 41,964,957.27 × 16,470,640.14
  4. Step 4: Simplify right side
    30,409,631.52x = 691,189,709,684,646.88
  5. Step 5: Solve for x
    x = 691,189,709,684,646.88/30,409,631.52
  6. Step 6: Final answer
    x = 22,729,302.37

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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.