Home / 37,183,068.88-55,783,570-12,918,464.28

Finding the Fourth Proportional to 37,183,068.88, 55,783,570 and 12,918,464.28

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Solution

The fourth proportional to 37,183,068.88, 55,783,570 and 12,918,464.28 is: 19,380,811.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,183,068.88 : 55,783,570 = 12,918,464.28 : x
  2. Step 2: Convert to fraction form
    37,183,068.88/55,783,570 = 12,918,464.28/x
  3. Step 3: Cross multiply
    37,183,068.88x = 55,783,570 × 12,918,464.28
  4. Step 4: Simplify right side
    37,183,068.88x = 720,638,056,455,879.62
  5. Step 5: Solve for x
    x = 720,638,056,455,879.62/37,183,068.88
  6. Step 6: Final answer
    x = 19,380,811.70

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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.