Home / 20,412,716-30,608,443.02-9,627,120.77

Finding the Fourth Proportional to 20,412,716, 30,608,443.02 and 9,627,120.77

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Solution

The fourth proportional to 20,412,716, 30,608,443.02 and 9,627,120.77 is: 14,435,667.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,412,716 : 30,608,443.02 = 9,627,120.77 : x
  2. Step 2: Convert to fraction form
    20,412,716/30,608,443.02 = 9,627,120.77/x
  3. Step 3: Cross multiply
    20,412,716x = 30,608,443.02 × 9,627,120.77
  4. Step 4: Simplify right side
    20,412,716x = 294,671,177,535,203.50
  5. Step 5: Solve for x
    x = 294,671,177,535,203.50/20,412,716
  6. Step 6: Final answer
    x = 14,435,667.33

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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.