Home / 28,455,980.24-39,230,226.96-17,996,783.60

Finding the Fourth Proportional to 28,455,980.24, 39,230,226.96 and 17,996,783.60

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Solution

The fourth proportional to 28,455,980.24, 39,230,226.96 and 17,996,783.60 is: 24,810,879.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,455,980.24 : 39,230,226.96 = 17,996,783.60 : x
  2. Step 2: Convert to fraction form
    28,455,980.24/39,230,226.96 = 17,996,783.60/x
  3. Step 3: Cross multiply
    28,455,980.24x = 39,230,226.96 × 17,996,783.60
  4. Step 4: Simplify right side
    28,455,980.24x = 706,017,905,178,005.88
  5. Step 5: Solve for x
    x = 706,017,905,178,005.88/28,455,980.24
  6. Step 6: Final answer
    x = 24,810,879.79

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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.