Home / 9,619,628.65-13,275,302.42-5,489,577.56

Finding the Fourth Proportional to 9,619,628.65, 13,275,302.42 and 5,489,577.56

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Solution

The fourth proportional to 9,619,628.65, 13,275,302.42 and 5,489,577.56 is: 7,575,739.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,619,628.65 : 13,275,302.42 = 5,489,577.56 : x
  2. Step 2: Convert to fraction form
    9,619,628.65/13,275,302.42 = 5,489,577.56/x
  3. Step 3: Cross multiply
    9,619,628.65x = 13,275,302.42 × 5,489,577.56
  4. Step 4: Simplify right side
    9,619,628.65x = 72,875,802,313,957.89
  5. Step 5: Solve for x
    x = 72,875,802,313,957.89/9,619,628.65
  6. Step 6: Final answer
    x = 7,575,739.67

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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.