Home / 35,787,879.54-49,388,671.98-20,319,403.50

Finding the Fourth Proportional to 35,787,879.54, 49,388,671.98 and 20,319,403.50

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Solution

The fourth proportional to 35,787,879.54, 49,388,671.98 and 20,319,403.50 is: 28,041,570.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,787,879.54 : 49,388,671.98 = 20,319,403.50 : x
  2. Step 2: Convert to fraction form
    35,787,879.54/49,388,671.98 = 20,319,403.50/x
  3. Step 3: Cross multiply
    35,787,879.54x = 49,388,671.98 × 20,319,403.50
  4. Step 4: Simplify right side
    35,787,879.54x = 1,003,548,354,290,763.88
  5. Step 5: Solve for x
    x = 1,003,548,354,290,763.88/35,787,879.54
  6. Step 6: Final answer
    x = 28,041,570.70

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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.