Home / 28,309,047.72-42,479,699.33-11,035,000.88

Finding the Fourth Proportional to 28,309,047.72, 42,479,699.33 and 11,035,000.88

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Solution

The fourth proportional to 28,309,047.72, 42,479,699.33 and 11,035,000.88 is: 16,558,787.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,309,047.72 : 42,479,699.33 = 11,035,000.88 : x
  2. Step 2: Convert to fraction form
    28,309,047.72/42,479,699.33 = 11,035,000.88/x
  3. Step 3: Cross multiply
    28,309,047.72x = 42,479,699.33 × 11,035,000.88
  4. Step 4: Simplify right side
    28,309,047.72x = 468,763,519,463,173.31
  5. Step 5: Solve for x
    x = 468,763,519,463,173.31/28,309,047.72
  6. Step 6: Final answer
    x = 16,558,787.99

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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.