Home / 11,851,702.83-17,778,977.40-4,173,759.72

Finding the Fourth Proportional to 11,851,702.83, 17,778,977.40 and 4,173,759.72

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Solution

The fourth proportional to 11,851,702.83, 17,778,977.40 and 4,173,759.72 is: 6,261,140.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,851,702.83 : 17,778,977.40 = 4,173,759.72 : x
  2. Step 2: Convert to fraction form
    11,851,702.83/17,778,977.40 = 4,173,759.72/x
  3. Step 3: Cross multiply
    11,851,702.83x = 17,778,977.40 × 4,173,759.72
  4. Step 4: Simplify right side
    11,851,702.83x = 74,205,179,750,561.92
  5. Step 5: Solve for x
    x = 74,205,179,750,561.92/11,851,702.83
  6. Step 6: Final answer
    x = 6,261,140.77

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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.