Home / 7,798,673.40-11,682,263.70-4,428,943.80

Finding the Fourth Proportional to 7,798,673.40, 11,682,263.70 and 4,428,943.80

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Solution

The fourth proportional to 7,798,673.40, 11,682,263.70 and 4,428,943.80 is: 6,634,473.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,798,673.40 : 11,682,263.70 = 4,428,943.80 : x
  2. Step 2: Convert to fraction form
    7,798,673.40/11,682,263.70 = 4,428,943.80/x
  3. Step 3: Cross multiply
    7,798,673.40x = 11,682,263.70 × 4,428,943.80
  4. Step 4: Simplify right side
    7,798,673.40x = 51,740,089,384,080.05
  5. Step 5: Solve for x
    x = 51,740,089,384,080.05/7,798,673.40
  6. Step 6: Final answer
    x = 6,634,473.16

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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.