Home / 18,922,267.96-26,124,072.98-12,407,262.60

Finding the Fourth Proportional to 18,922,267.96, 26,124,072.98 and 12,407,262.60

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Solution

The fourth proportional to 18,922,267.96, 26,124,072.98 and 12,407,262.60 is: 17,129,460.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,922,267.96 : 26,124,072.98 = 12,407,262.60 : x
  2. Step 2: Convert to fraction form
    18,922,267.96/26,124,072.98 = 12,407,262.60/x
  3. Step 3: Cross multiply
    18,922,267.96x = 26,124,072.98 × 12,407,262.60
  4. Step 4: Simplify right side
    18,922,267.96x = 324,128,233,644,424.56
  5. Step 5: Solve for x
    x = 324,128,233,644,424.56/18,922,267.96
  6. Step 6: Final answer
    x = 17,129,460.08

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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.