Home / 14,876,628.22-20,529,055.90-8,261,636.66

Finding the Fourth Proportional to 14,876,628.22, 20,529,055.90 and 8,261,636.66

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Solution

The fourth proportional to 14,876,628.22, 20,529,055.90 and 8,261,636.66 is: 11,400,674.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,876,628.22 : 20,529,055.90 = 8,261,636.66 : x
  2. Step 2: Convert to fraction form
    14,876,628.22/20,529,055.90 = 8,261,636.66/x
  3. Step 3: Cross multiply
    14,876,628.22x = 20,529,055.90 × 8,261,636.66
  4. Step 4: Simplify right side
    14,876,628.22x = 169,603,600,818,629.28
  5. Step 5: Solve for x
    x = 169,603,600,818,629.28/14,876,628.22
  6. Step 6: Final answer
    x = 11,400,674.82

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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.