Home / 38,365,076.56-52,943,180.01-20,961,047.20

Finding the Fourth Proportional to 38,365,076.56, 52,943,180.01 and 20,961,047.20

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Solution

The fourth proportional to 38,365,076.56, 52,943,180.01 and 20,961,047.20 is: 28,925,903.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,365,076.56 : 52,943,180.01 = 20,961,047.20 : x
  2. Step 2: Convert to fraction form
    38,365,076.56/52,943,180.01 = 20,961,047.20/x
  3. Step 3: Cross multiply
    38,365,076.56x = 52,943,180.01 × 20,961,047.20
  4. Step 4: Simplify right side
    38,365,076.56x = 1,109,744,495,107,706.38
  5. Step 5: Solve for x
    x = 1,109,744,495,107,706.38/38,365,076.56
  6. Step 6: Final answer
    x = 28,925,903.31

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1.5x scale

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.