Home / 9,619,615.15-13,275,283.79-5,489,564.06

Finding the Fourth Proportional to 9,619,615.15, 13,275,283.79 and 5,489,564.06

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Solution

The fourth proportional to 9,619,615.15, 13,275,283.79 and 5,489,564.06 is: 7,575,721.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,619,615.15 : 13,275,283.79 = 5,489,564.06 : x
  2. Step 2: Convert to fraction form
    9,619,615.15/13,275,283.79 = 5,489,564.06/x
  3. Step 3: Cross multiply
    9,619,615.15x = 13,275,283.79 × 5,489,564.06
  4. Step 4: Simplify right side
    9,619,615.15x = 72,875,520,826,796.70
  5. Step 5: Solve for x
    x = 72,875,520,826,796.70/9,619,615.15
  6. Step 6: Final answer
    x = 7,575,721.04

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1.5x scale

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.