Home / 5,575,973.12-7,694,975.56-3,128,765.22

Finding the Fourth Proportional to 5,575,973.12, 7,694,975.56 and 3,128,765.22

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Solution

The fourth proportional to 5,575,973.12, 7,694,975.56 and 3,128,765.22 is: 4,317,770.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,575,973.12 : 7,694,975.56 = 3,128,765.22 : x
  2. Step 2: Convert to fraction form
    5,575,973.12/7,694,975.56 = 3,128,765.22/x
  3. Step 3: Cross multiply
    5,575,973.12x = 7,694,975.56 × 3,128,765.22
  4. Step 4: Simplify right side
    5,575,973.12x = 24,075,771,900,878.02
  5. Step 5: Solve for x
    x = 24,075,771,900,878.02/5,575,973.12
  6. Step 6: Final answer
    x = 4,317,770.44

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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.