Home / 28,467,907.60-42,701,861.40-27,074,448.40

Finding the Fourth Proportional to 28,467,907.60, 42,701,861.40 and 27,074,448.40

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Solution

The fourth proportional to 28,467,907.60, 42,701,861.40 and 27,074,448.40 is: 40,611,672.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,467,907.60 : 42,701,861.40 = 27,074,448.40 : x
  2. Step 2: Convert to fraction form
    28,467,907.60/42,701,861.40 = 27,074,448.40/x
  3. Step 3: Cross multiply
    28,467,907.60x = 42,701,861.40 × 27,074,448.40
  4. Step 4: Simplify right side
    28,467,907.60x = 1,156,129,343,058,251.75
  5. Step 5: Solve for x
    x = 1,156,129,343,058,251.75/28,467,907.60
  6. Step 6: Final answer
    x = 40,611,672.60

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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.