Home / 7,926,969.80-10,938,852.78-4,489,235.84

Finding the Fourth Proportional to 7,926,969.80, 10,938,852.78 and 4,489,235.84

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Solution

The fourth proportional to 7,926,969.80, 10,938,852.78 and 4,489,235.84 is: 6,194,938.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,926,969.80 : 10,938,852.78 = 4,489,235.84 : x
  2. Step 2: Convert to fraction form
    7,926,969.80/10,938,852.78 = 4,489,235.84/x
  3. Step 3: Cross multiply
    7,926,969.80x = 10,938,852.78 × 4,489,235.84
  4. Step 4: Simplify right side
    7,926,969.80x = 49,107,089,948,459.63
  5. Step 5: Solve for x
    x = 49,107,089,948,459.63/7,926,969.80
  6. Step 6: Final answer
    x = 6,194,938.44

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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.