Home / 28,060,505.10-42,082,884.45-8,897,136.30

Finding the Fourth Proportional to 28,060,505.10, 42,082,884.45 and 8,897,136.30

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Solution

The fourth proportional to 28,060,505.10, 42,082,884.45 and 8,897,136.30 is: 13,343,208.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,060,505.10 : 42,082,884.45 = 8,897,136.30 : x
  2. Step 2: Convert to fraction form
    28,060,505.10/42,082,884.45 = 8,897,136.30/x
  3. Step 3: Cross multiply
    28,060,505.10x = 42,082,884.45 × 8,897,136.30
  4. Step 4: Simplify right side
    28,060,505.10x = 374,417,158,848,800.56
  5. Step 5: Solve for x
    x = 374,417,158,848,800.56/28,060,505.10
  6. Step 6: Final answer
    x = 13,343,208.10

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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.