Home / 21,226,000.56-31,835,890.44-10,440,406.32

Finding the Fourth Proportional to 21,226,000.56, 31,835,890.44 and 10,440,406.32

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Solution

The fourth proportional to 21,226,000.56, 31,835,890.44 and 10,440,406.32 is: 15,659,079.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,226,000.56 : 31,835,890.44 = 10,440,406.32 : x
  2. Step 2: Convert to fraction form
    21,226,000.56/31,835,890.44 = 10,440,406.32/x
  3. Step 3: Cross multiply
    21,226,000.56x = 31,835,890.44 × 10,440,406.32
  4. Step 4: Simplify right side
    21,226,000.56x = 332,379,631,752,603.62
  5. Step 5: Solve for x
    x = 332,379,631,752,603.62/21,226,000.56
  6. Step 6: Final answer
    x = 15,659,079.57

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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.