Home / 12,310,562.56-16,993,317.36-11,019,124.48

Finding the Fourth Proportional to 12,310,562.56, 16,993,317.36 and 11,019,124.48

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Solution

The fourth proportional to 12,310,562.56, 16,993,317.36 and 11,019,124.48 is: 15,210,635.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,310,562.56 : 16,993,317.36 = 11,019,124.48 : x
  2. Step 2: Convert to fraction form
    12,310,562.56/16,993,317.36 = 11,019,124.48/x
  3. Step 3: Cross multiply
    12,310,562.56x = 16,993,317.36 × 11,019,124.48
  4. Step 4: Simplify right side
    12,310,562.56x = 187,251,479,317,984.97
  5. Step 5: Solve for x
    x = 187,251,479,317,984.97/12,310,562.56
  6. Step 6: Final answer
    x = 15,210,635.45

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1.5x scale

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.