Home / 84,047,539.50-126,075,172.92-25,751,042.46

Finding the Fourth Proportional to 84,047,539.50, 126,075,172.92 and 25,751,042.46

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Solution

The fourth proportional to 84,047,539.50, 126,075,172.92 and 25,751,042.46 is: 38,627,747.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,047,539.50 : 126,075,172.92 = 25,751,042.46 : x
  2. Step 2: Convert to fraction form
    84,047,539.50/126,075,172.92 = 25,751,042.46/x
  3. Step 3: Cross multiply
    84,047,539.50x = 126,075,172.92 × 25,751,042.46
  4. Step 4: Simplify right side
    84,047,539.50x = 3,246,567,131,014,762.50
  5. Step 5: Solve for x
    x = 3,246,567,131,014,762.50/84,047,539.50
  6. Step 6: Final answer
    x = 38,627,747.47

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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.