Home / 7,415,999.80-11,123,999.70-2,927,692.60

Finding the Fourth Proportional to 7,415,999.80, 11,123,999.70 and 2,927,692.60

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Solution

The fourth proportional to 7,415,999.80, 11,123,999.70 and 2,927,692.60 is: 4,391,538.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,415,999.80 : 11,123,999.70 = 2,927,692.60 : x
  2. Step 2: Convert to fraction form
    7,415,999.80/11,123,999.70 = 2,927,692.60/x
  3. Step 3: Cross multiply
    7,415,999.80x = 11,123,999.70 × 2,927,692.60
  4. Step 4: Simplify right side
    7,415,999.80x = 32,567,651,604,092.22
  5. Step 5: Solve for x
    x = 32,567,651,604,092.22/7,415,999.80
  6. Step 6: Final answer
    x = 4,391,538.90

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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.