Home / 28,000,118.70-41,967,000.45-11,826,038.70

Finding the Fourth Proportional to 28,000,118.70, 41,967,000.45 and 11,826,038.70

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Solution

The fourth proportional to 28,000,118.70, 41,967,000.45 and 11,826,038.70 is: 17,725,045.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,000,118.70 : 41,967,000.45 = 11,826,038.70 : x
  2. Step 2: Convert to fraction form
    28,000,118.70/41,967,000.45 = 11,826,038.70/x
  3. Step 3: Cross multiply
    28,000,118.70x = 41,967,000.45 × 11,826,038.70
  4. Step 4: Simplify right side
    28,000,118.70x = 496,303,371,444,617.44
  5. Step 5: Solve for x
    x = 496,303,371,444,617.44/28,000,118.70
  6. Step 6: Final answer
    x = 17,725,045.27

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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.