Home / 12,570,538.18-18,848,090.67-4,885,209.22

Finding the Fourth Proportional to 12,570,538.18, 18,848,090.67 and 4,885,209.22

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Solution

The fourth proportional to 12,570,538.18, 18,848,090.67 and 4,885,209.22 is: 7,324,814.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,570,538.18 : 18,848,090.67 = 4,885,209.22 : x
  2. Step 2: Convert to fraction form
    12,570,538.18/18,848,090.67 = 4,885,209.22/x
  3. Step 3: Cross multiply
    12,570,538.18x = 18,848,090.67 × 4,885,209.22
  4. Step 4: Simplify right side
    12,570,538.18x = 92,076,866,320,479.98
  5. Step 5: Solve for x
    x = 92,076,866,320,479.98/12,570,538.18
  6. Step 6: Final answer
    x = 7,324,814.98

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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.