Home / 28,054,061.60-42,082,404.60-8,886,318.80

Finding the Fourth Proportional to 28,054,061.60, 42,082,404.60 and 8,886,318.80

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Solution

The fourth proportional to 28,054,061.60, 42,082,404.60 and 8,886,318.80 is: 13,329,893.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,054,061.60 : 42,082,404.60 = 8,886,318.80 : x
  2. Step 2: Convert to fraction form
    28,054,061.60/42,082,404.60 = 8,886,318.80/x
  3. Step 3: Cross multiply
    28,054,061.60x = 42,082,404.60 × 8,886,318.80
  4. Step 4: Simplify right side
    28,054,061.60x = 373,957,663,146,186.50
  5. Step 5: Solve for x
    x = 373,957,663,146,186.50/28,054,061.60
  6. Step 6: Final answer
    x = 13,329,893.85

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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.