Home / 9,639,085.11-13,301,936.47-5,452,680.55

Finding the Fourth Proportional to 9,639,085.11, 13,301,936.47 and 5,452,680.55

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Solution

The fourth proportional to 9,639,085.11, 13,301,936.47 and 5,452,680.55 is: 7,524,698.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,639,085.11 : 13,301,936.47 = 5,452,680.55 : x
  2. Step 2: Convert to fraction form
    9,639,085.11/13,301,936.47 = 5,452,680.55/x
  3. Step 3: Cross multiply
    9,639,085.11x = 13,301,936.47 × 5,452,680.55
  4. Step 4: Simplify right side
    9,639,085.11x = 72,531,210,267,304.66
  5. Step 5: Solve for x
    x = 72,531,210,267,304.66/9,639,085.11
  6. Step 6: Final answer
    x = 7,524,698.60

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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.