Home / 13,412,341.55-20,118,512.33-4,892,955.95

Finding the Fourth Proportional to 13,412,341.55, 20,118,512.33 and 4,892,955.95

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Solution

The fourth proportional to 13,412,341.55, 20,118,512.33 and 4,892,955.95 is: 7,339,433.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,412,341.55 : 20,118,512.33 = 4,892,955.95 : x
  2. Step 2: Convert to fraction form
    13,412,341.55/20,118,512.33 = 4,892,955.95/x
  3. Step 3: Cross multiply
    13,412,341.55x = 20,118,512.33 × 4,892,955.95
  4. Step 4: Simplify right side
    13,412,341.55x = 98,438,994,585,757.08
  5. Step 5: Solve for x
    x = 98,438,994,585,757.08/13,412,341.55
  6. Step 6: Final answer
    x = 7,339,433.93

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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.