Home / 28,205,016.80-42,308,907.60-14,768,088.80

Finding the Fourth Proportional to 28,205,016.80, 42,308,907.60 and 14,768,088.80

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Solution

The fourth proportional to 28,205,016.80, 42,308,907.60 and 14,768,088.80 is: 22,152,857.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,205,016.80 : 42,308,907.60 = 14,768,088.80 : x
  2. Step 2: Convert to fraction form
    28,205,016.80/42,308,907.60 = 14,768,088.80/x
  3. Step 3: Cross multiply
    28,205,016.80x = 42,308,907.60 × 14,768,088.80
  4. Step 4: Simplify right side
    28,205,016.80x = 624,821,704,467,794.88
  5. Step 5: Solve for x
    x = 624,821,704,467,794.88/28,205,016.80
  6. Step 6: Final answer
    x = 22,152,857.02

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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.