Home / 38,365,082.34-52,943,187.96-20,961,052.98

Finding the Fourth Proportional to 38,365,082.34, 52,943,187.96 and 20,961,052.98

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Solution

The fourth proportional to 38,365,082.34, 52,943,187.96 and 20,961,052.98 is: 28,925,911.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,365,082.34 : 52,943,187.96 = 20,961,052.98 : x
  2. Step 2: Convert to fraction form
    38,365,082.34/52,943,187.96 = 20,961,052.98/x
  3. Step 3: Cross multiply
    38,365,082.34x = 52,943,187.96 × 20,961,052.98
  4. Step 4: Simplify right side
    38,365,082.34x = 1,109,744,967,759,658.12
  5. Step 5: Solve for x
    x = 1,109,744,967,759,658.12/38,365,082.34
  6. Step 6: Final answer
    x = 28,925,911.27

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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.