Home / 8,389,495.22-11,578,486.29-4,768,367.54

Finding the Fourth Proportional to 8,389,495.22, 11,578,486.29 and 4,768,367.54

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Solution

The fourth proportional to 8,389,495.22, 11,578,486.29 and 4,768,367.54 is: 6,580,905.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,389,495.22 : 11,578,486.29 = 4,768,367.54 : x
  2. Step 2: Convert to fraction form
    8,389,495.22/11,578,486.29 = 4,768,367.54/x
  3. Step 3: Cross multiply
    8,389,495.22x = 11,578,486.29 × 4,768,367.54
  4. Step 4: Simplify right side
    8,389,495.22x = 55,210,478,187,571.02
  5. Step 5: Solve for x
    x = 55,210,478,187,571.02/8,389,495.22
  6. Step 6: Final answer
    x = 6,580,905.85

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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.