Home / 61,783,518.99-85,255,620.48-36,661,298.51

Finding the Fourth Proportional to 61,783,518.99, 85,255,620.48 and 36,661,298.51

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Solution

The fourth proportional to 61,783,518.99, 85,255,620.48 and 36,661,298.51 is: 50,589,247.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,783,518.99 : 85,255,620.48 = 36,661,298.51 : x
  2. Step 2: Convert to fraction form
    61,783,518.99/85,255,620.48 = 36,661,298.51/x
  3. Step 3: Cross multiply
    61,783,518.99x = 85,255,620.48 × 36,661,298.51
  4. Step 4: Simplify right side
    61,783,518.99x = 3,125,581,752,072,549.50
  5. Step 5: Solve for x
    x = 3,125,581,752,072,549.50/61,783,518.99
  6. Step 6: Final answer
    x = 50,589,247.80

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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.