Home / 22,310,144-30,787,999.20-12,652,352

Finding the Fourth Proportional to 22,310,144, 30,787,999.20 and 12,652,352

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Solution

The fourth proportional to 22,310,144, 30,787,999.20 and 12,652,352 is: 17,460,246.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,310,144 : 30,787,999.20 = 12,652,352 : x
  2. Step 2: Convert to fraction form
    22,310,144/30,787,999.20 = 12,652,352/x
  3. Step 3: Cross multiply
    22,310,144x = 30,787,999.20 × 12,652,352
  4. Step 4: Simplify right side
    22,310,144x = 389,540,603,254,118.38
  5. Step 5: Solve for x
    x = 389,540,603,254,118.38/22,310,144
  6. Step 6: Final answer
    x = 17,460,246.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.