Home / 14,678,550.81-20,255,744.41-8,801,428.93

Finding the Fourth Proportional to 14,678,550.81, 20,255,744.41 and 8,801,428.93

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Solution

The fourth proportional to 14,678,550.81, 20,255,744.41 and 8,801,428.93 is: 12,145,578.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,678,550.81 : 20,255,744.41 = 8,801,428.93 : x
  2. Step 2: Convert to fraction form
    14,678,550.81/20,255,744.41 = 8,801,428.93/x
  3. Step 3: Cross multiply
    14,678,550.81x = 20,255,744.41 × 8,801,428.93
  4. Step 4: Simplify right side
    14,678,550.81x = 178,279,494,776,216.84
  5. Step 5: Solve for x
    x = 178,279,494,776,216.84/14,678,550.81
  6. Step 6: Final answer
    x = 12,145,578.75

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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.