Home / 10,866,135.96-16,289,070.03-3,672,665.28

Finding the Fourth Proportional to 10,866,135.96, 16,289,070.03 and 3,672,665.28

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Solution

The fourth proportional to 10,866,135.96, 16,289,070.03 and 3,672,665.28 is: 5,505,572.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,866,135.96 : 16,289,070.03 = 3,672,665.28 : x
  2. Step 2: Convert to fraction form
    10,866,135.96/16,289,070.03 = 3,672,665.28/x
  3. Step 3: Cross multiply
    10,866,135.96x = 16,289,070.03 × 3,672,665.28
  4. Step 4: Simplify right side
    10,866,135.96x = 59,824,301,942,669.55
  5. Step 5: Solve for x
    x = 59,824,301,942,669.55/10,866,135.96
  6. Step 6: Final answer
    x = 5,505,572.74

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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.