Home / 22,310,100-30,787,938.48-12,652,308

Finding the Fourth Proportional to 22,310,100, 30,787,938.48 and 12,652,308

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Solution

The fourth proportional to 22,310,100, 30,787,938.48 and 12,652,308 is: 17,460,185.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,310,100 : 30,787,938.48 = 12,652,308 : x
  2. Step 2: Convert to fraction form
    22,310,100/30,787,938.48 = 12,652,308/x
  3. Step 3: Cross multiply
    22,310,100x = 30,787,938.48 × 12,652,308
  4. Step 4: Simplify right side
    22,310,100x = 389,538,480,334,011.88
  5. Step 5: Solve for x
    x = 389,538,480,334,011.88/22,310,100
  6. Step 6: Final answer
    x = 17,460,185.31

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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.