Home / 21,797,340.66-30,082,025.77-12,009,544.49

Finding the Fourth Proportional to 21,797,340.66, 30,082,025.77 and 12,009,544.49

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Solution

The fourth proportional to 21,797,340.66, 30,082,025.77 and 12,009,544.49 is: 16,574,105.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,797,340.66 : 30,082,025.77 = 12,009,544.49 : x
  2. Step 2: Convert to fraction form
    21,797,340.66/30,082,025.77 = 12,009,544.49/x
  3. Step 3: Cross multiply
    21,797,340.66x = 30,082,025.77 × 12,009,544.49
  4. Step 4: Simplify right side
    21,797,340.66x = 361,271,426,834,141.50
  5. Step 5: Solve for x
    x = 361,271,426,834,141.50/21,797,340.66
  6. Step 6: Final answer
    x = 16,574,105.64

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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.