Home / 11,788,346.88-16,268,860.80-6,631,401.60

Finding the Fourth Proportional to 11,788,346.88, 16,268,860.80 and 6,631,401.60

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Solution

The fourth proportional to 11,788,346.88, 16,268,860.80 and 6,631,401.60 is: 9,151,864.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,788,346.88 : 16,268,860.80 = 6,631,401.60 : x
  2. Step 2: Convert to fraction form
    11,788,346.88/16,268,860.80 = 6,631,401.60/x
  3. Step 3: Cross multiply
    11,788,346.88x = 16,268,860.80 × 6,631,401.60
  4. Step 4: Simplify right side
    11,788,346.88x = 107,885,349,539,297.28
  5. Step 5: Solve for x
    x = 107,885,349,539,297.28/11,788,346.88
  6. Step 6: Final answer
    x = 9,151,864.18

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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.