Home / 28,092,922.82-42,142,757.68-9,893,353.98

Finding the Fourth Proportional to 28,092,922.82, 42,142,757.68 and 9,893,353.98

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Solution

The fourth proportional to 28,092,922.82, 42,142,757.68 and 9,893,353.98 is: 14,841,218.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,092,922.82 : 42,142,757.68 = 9,893,353.98 : x
  2. Step 2: Convert to fraction form
    28,092,922.82/42,142,757.68 = 9,893,353.98/x
  3. Step 3: Cross multiply
    28,092,922.82x = 42,142,757.68 × 9,893,353.98
  4. Step 4: Simplify right side
    28,092,922.82x = 416,933,219,421,603.56
  5. Step 5: Solve for x
    x = 416,933,219,421,603.56/28,092,922.82
  6. Step 6: Final answer
    x = 14,841,218.98

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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.