Home / 15,786,016.40-23,672,026.20-7,261,965.20

Finding the Fourth Proportional to 15,786,016.40, 23,672,026.20 and 7,261,965.20

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Solution

The fourth proportional to 15,786,016.40, 23,672,026.20 and 7,261,965.20 is: 10,889,728.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,786,016.40 : 23,672,026.20 = 7,261,965.20 : x
  2. Step 2: Convert to fraction form
    15,786,016.40/23,672,026.20 = 7,261,965.20/x
  3. Step 3: Cross multiply
    15,786,016.40x = 23,672,026.20 × 7,261,965.20
  4. Step 4: Simplify right side
    15,786,016.40x = 171,905,430,477,888.25
  5. Step 5: Solve for x
    x = 171,905,430,477,888.25/15,786,016.40
  6. Step 6: Final answer
    x = 10,889,728.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.