Home / 14,203,692.80-21,305,539.20-9,668,729.60

Finding the Fourth Proportional to 14,203,692.80, 21,305,539.20 and 9,668,729.60

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Solution

The fourth proportional to 14,203,692.80, 21,305,539.20 and 9,668,729.60 is: 14,503,094.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,203,692.80 : 21,305,539.20 = 9,668,729.60 : x
  2. Step 2: Convert to fraction form
    14,203,692.80/21,305,539.20 = 9,668,729.60/x
  3. Step 3: Cross multiply
    14,203,692.80x = 21,305,539.20 × 9,668,729.60
  4. Step 4: Simplify right side
    14,203,692.80x = 205,997,497,507,000.31
  5. Step 5: Solve for x
    x = 205,997,497,507,000.31/14,203,692.80
  6. Step 6: Final answer
    x = 14,503,094.40

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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.