Home / 9,882,171.72-13,637,263.14-5,531,256.72

Finding the Fourth Proportional to 9,882,171.72, 13,637,263.14 and 5,531,256.72

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Solution

The fourth proportional to 9,882,171.72, 13,637,263.14 and 5,531,256.72 is: 7,633,059.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,882,171.72 : 13,637,263.14 = 5,531,256.72 : x
  2. Step 2: Convert to fraction form
    9,882,171.72/13,637,263.14 = 5,531,256.72/x
  3. Step 3: Cross multiply
    9,882,171.72x = 13,637,263.14 × 5,531,256.72
  4. Step 4: Simplify right side
    9,882,171.72x = 75,431,203,385,533.30
  5. Step 5: Solve for x
    x = 75,431,203,385,533.30/9,882,171.72
  6. Step 6: Final answer
    x = 7,633,059.36

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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.