Home / 22,310,112-30,787,955.04-12,652,320

Finding the Fourth Proportional to 22,310,112, 30,787,955.04 and 12,652,320

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Solution

The fourth proportional to 22,310,112, 30,787,955.04 and 12,652,320 is: 17,460,201.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,310,112 : 30,787,955.04 = 12,652,320 : x
  2. Step 2: Convert to fraction form
    22,310,112/30,787,955.04 = 12,652,320/x
  3. Step 3: Cross multiply
    22,310,112x = 30,787,955.04 × 12,652,320
  4. Step 4: Simplify right side
    22,310,112x = 389,539,059,311,692.81
  5. Step 5: Solve for x
    x = 389,539,059,311,692.81/22,310,112
  6. Step 6: Final answer
    x = 17,460,201.87

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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.