Home / 74,306,866.98-111,416,145.28-28,252,107.23

Finding the Fourth Proportional to 74,306,866.98, 111,416,145.28 and 28,252,107.23

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Solution

The fourth proportional to 74,306,866.98, 111,416,145.28 and 28,252,107.23 is: 42,361,372.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,306,866.98 : 111,416,145.28 = 28,252,107.23 : x
  2. Step 2: Convert to fraction form
    74,306,866.98/111,416,145.28 = 28,252,107.23/x
  3. Step 3: Cross multiply
    74,306,866.98x = 111,416,145.28 × 28,252,107.23
  4. Step 4: Simplify right side
    74,306,866.98x = 3,147,740,882,905,477.50
  5. Step 5: Solve for x
    x = 3,147,740,882,905,477.50/74,306,866.98
  6. Step 6: Final answer
    x = 42,361,372.65

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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.