Home / 45,916,949.90-63,362,999.40-28,512,921.44

Finding the Fourth Proportional to 45,916,949.90, 63,362,999.40 and 28,512,921.44

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Solution

The fourth proportional to 45,916,949.90, 63,362,999.40 and 28,512,921.44 is: 39,346,346.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,916,949.90 : 63,362,999.40 = 28,512,921.44 : x
  2. Step 2: Convert to fraction form
    45,916,949.90/63,362,999.40 = 28,512,921.44/x
  3. Step 3: Cross multiply
    45,916,949.90x = 63,362,999.40 × 28,512,921.44
  4. Step 4: Simplify right side
    45,916,949.90x = 1,806,664,224,094,967.25
  5. Step 5: Solve for x
    x = 1,806,664,224,094,967.25/45,916,949.90
  6. Step 6: Final answer
    x = 39,346,346.57

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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.