Home / 12,482,021.70-18,723,032.55-3,026,405.70

Finding the Fourth Proportional to 12,482,021.70, 18,723,032.55 and 3,026,405.70

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Solution

The fourth proportional to 12,482,021.70, 18,723,032.55 and 3,026,405.70 is: 4,539,608.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,482,021.70 : 18,723,032.55 = 3,026,405.70 : x
  2. Step 2: Convert to fraction form
    12,482,021.70/18,723,032.55 = 3,026,405.70/x
  3. Step 3: Cross multiply
    12,482,021.70x = 18,723,032.55 × 3,026,405.70
  4. Step 4: Simplify right side
    12,482,021.70x = 56,663,492,430,605.54
  5. Step 5: Solve for x
    x = 56,663,492,430,605.54/12,482,021.70
  6. Step 6: Final answer
    x = 4,539,608.55

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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.