Home / 28,048,296.60-42,060,003.30-12,894,427.80

Finding the Fourth Proportional to 28,048,296.60, 42,060,003.30 and 12,894,427.80

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Solution

The fourth proportional to 28,048,296.60, 42,060,003.30 and 12,894,427.80 is: 19,335,922.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,048,296.60 : 42,060,003.30 = 12,894,427.80 : x
  2. Step 2: Convert to fraction form
    28,048,296.60/42,060,003.30 = 12,894,427.80/x
  3. Step 3: Cross multiply
    28,048,296.60x = 42,060,003.30 × 12,894,427.80
  4. Step 4: Simplify right side
    28,048,296.60x = 542,339,675,819,611.75
  5. Step 5: Solve for x
    x = 542,339,675,819,611.75/28,048,296.60
  6. Step 6: Final answer
    x = 19,335,922.02

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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.