Home / 10,916,851.82-16,341,201.53-8,041,460.81

Finding the Fourth Proportional to 10,916,851.82, 16,341,201.53 and 8,041,460.81

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Solution

The fourth proportional to 10,916,851.82, 16,341,201.53 and 8,041,460.81 is: 12,037,090.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,916,851.82 : 16,341,201.53 = 8,041,460.81 : x
  2. Step 2: Convert to fraction form
    10,916,851.82/16,341,201.53 = 8,041,460.81/x
  3. Step 3: Cross multiply
    10,916,851.82x = 16,341,201.53 × 8,041,460.81
  4. Step 4: Simplify right side
    10,916,851.82x = 131,407,131,651,599.73
  5. Step 5: Solve for x
    x = 131,407,131,651,599.73/10,916,851.82
  6. Step 6: Final answer
    x = 12,037,090.35

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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.