Home / 18,723,580.80-28,085,371.20-16,597,816.80

Finding the Fourth Proportional to 18,723,580.80, 28,085,371.20 and 16,597,816.80

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Solution

The fourth proportional to 18,723,580.80, 28,085,371.20 and 16,597,816.80 is: 24,896,725.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,723,580.80 : 28,085,371.20 = 16,597,816.80 : x
  2. Step 2: Convert to fraction form
    18,723,580.80/28,085,371.20 = 16,597,816.80/x
  3. Step 3: Cross multiply
    18,723,580.80x = 28,085,371.20 × 16,597,816.80
  4. Step 4: Simplify right side
    18,723,580.80x = 466,155,845,937,596.19
  5. Step 5: Solve for x
    x = 466,155,845,937,596.19/18,723,580.80
  6. Step 6: Final answer
    x = 24,896,725.20

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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.