Home / 12,089,731.08-16,655,453.92-8,412,323

Finding the Fourth Proportional to 12,089,731.08, 16,655,453.92 and 8,412,323

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Solution

The fourth proportional to 12,089,731.08, 16,655,453.92 and 8,412,323 is: 11,589,261.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,089,731.08 : 16,655,453.92 = 8,412,323 : x
  2. Step 2: Convert to fraction form
    12,089,731.08/16,655,453.92 = 8,412,323/x
  3. Step 3: Cross multiply
    12,089,731.08x = 16,655,453.92 × 8,412,323
  4. Step 4: Simplify right side
    12,089,731.08x = 140,111,058,086,656.16
  5. Step 5: Solve for x
    x = 140,111,058,086,656.16/12,089,731.08
  6. Step 6: Final answer
    x = 11,589,261.76

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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.