Home / 7,782,783.30-11,642,682.15-6,837,999.30

Finding the Fourth Proportional to 7,782,783.30, 11,642,682.15 and 6,837,999.30

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Solution

The fourth proportional to 7,782,783.30, 11,642,682.15 and 6,837,999.30 is: 10,229,329.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,782,783.30 : 11,642,682.15 = 6,837,999.30 : x
  2. Step 2: Convert to fraction form
    7,782,783.30/11,642,682.15 = 6,837,999.30/x
  3. Step 3: Cross multiply
    7,782,783.30x = 11,642,682.15 × 6,837,999.30
  4. Step 4: Simplify right side
    7,782,783.30x = 79,612,652,391,822.50
  5. Step 5: Solve for x
    x = 79,612,652,391,822.50/7,782,783.30
  6. Step 6: Final answer
    x = 10,229,329.19

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1.5x scale

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.