Home / 27,284,577.72-40,948,244.88-19,033,551.60

Finding the Fourth Proportional to 27,284,577.72, 40,948,244.88 and 19,033,551.60

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Solution

The fourth proportional to 27,284,577.72, 40,948,244.88 and 19,033,551.60 is: 28,565,240.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,284,577.72 : 40,948,244.88 = 19,033,551.60 : x
  2. Step 2: Convert to fraction form
    27,284,577.72/40,948,244.88 = 19,033,551.60/x
  3. Step 3: Cross multiply
    27,284,577.72x = 40,948,244.88 × 19,033,551.60
  4. Step 4: Simplify right side
    27,284,577.72x = 779,390,531,852,915.88
  5. Step 5: Solve for x
    x = 779,390,531,852,915.88/27,284,577.72
  6. Step 6: Final answer
    x = 28,565,240.77

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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.