Home / 7,885,821.80-11,828,732.70-3,634,293.80

Finding the Fourth Proportional to 7,885,821.80, 11,828,732.70 and 3,634,293.80

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Solution

The fourth proportional to 7,885,821.80, 11,828,732.70 and 3,634,293.80 is: 5,451,440.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,885,821.80 : 11,828,732.70 = 3,634,293.80 : x
  2. Step 2: Convert to fraction form
    7,885,821.80/11,828,732.70 = 3,634,293.80/x
  3. Step 3: Cross multiply
    7,885,821.80x = 11,828,732.70 × 3,634,293.80
  4. Step 4: Simplify right side
    7,885,821.80x = 42,989,089,913,467.26
  5. Step 5: Solve for x
    x = 42,989,089,913,467.26/7,885,821.80
  6. Step 6: Final answer
    x = 5,451,440.70

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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.