Home / 18,153,639.20-27,230,458.80-16,641,984.80

Finding the Fourth Proportional to 18,153,639.20, 27,230,458.80 and 16,641,984.80

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Solution

The fourth proportional to 18,153,639.20, 27,230,458.80 and 16,641,984.80 is: 24,962,977.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,153,639.20 : 27,230,458.80 = 16,641,984.80 : x
  2. Step 2: Convert to fraction form
    18,153,639.20/27,230,458.80 = 16,641,984.80/x
  3. Step 3: Cross multiply
    18,153,639.20x = 27,230,458.80 × 16,641,984.80
  4. Step 4: Simplify right side
    18,153,639.20x = 453,168,881,446,626.25
  5. Step 5: Solve for x
    x = 453,168,881,446,626.25/18,153,639.20
  6. Step 6: Final answer
    x = 24,962,977.20

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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.