Home / 18,192,688.20-27,289,032.30-16,704,653.40

Finding the Fourth Proportional to 18,192,688.20, 27,289,032.30 and 16,704,653.40

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Solution

The fourth proportional to 18,192,688.20, 27,289,032.30 and 16,704,653.40 is: 25,056,980.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,192,688.20 : 27,289,032.30 = 16,704,653.40 : x
  2. Step 2: Convert to fraction form
    18,192,688.20/27,289,032.30 = 16,704,653.40/x
  3. Step 3: Cross multiply
    18,192,688.20x = 27,289,032.30 × 16,704,653.40
  4. Step 4: Simplify right side
    18,192,688.20x = 455,853,826,192,904.81
  5. Step 5: Solve for x
    x = 455,853,826,192,904.81/18,192,688.20
  6. Step 6: Final answer
    x = 25,056,980.10

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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.