Home / 21,660,881.14-32,491,071.12-5,266,258.60

Finding the Fourth Proportional to 21,660,881.14, 32,491,071.12 and 5,266,258.60

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Solution

The fourth proportional to 21,660,881.14, 32,491,071.12 and 5,266,258.60 is: 7,899,326.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,660,881.14 : 32,491,071.12 = 5,266,258.60 : x
  2. Step 2: Convert to fraction form
    21,660,881.14/32,491,071.12 = 5,266,258.60/x
  3. Step 3: Cross multiply
    21,660,881.14x = 32,491,071.12 × 5,266,258.60
  4. Step 4: Simplify right side
    21,660,881.14x = 171,106,382,708,911.62
  5. Step 5: Solve for x
    x = 171,106,382,708,911.62/21,660,881.14
  6. Step 6: Final answer
    x = 7,899,326.98

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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.