Home / 51,281,808.10-76,922,712.15-15,380,016.10

Finding the Fourth Proportional to 51,281,808.10, 76,922,712.15 and 15,380,016.10

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Solution

The fourth proportional to 51,281,808.10, 76,922,712.15 and 15,380,016.10 is: 23,070,024.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,281,808.10 : 76,922,712.15 = 15,380,016.10 : x
  2. Step 2: Convert to fraction form
    51,281,808.10/76,922,712.15 = 15,380,016.10/x
  3. Step 3: Cross multiply
    51,281,808.10x = 76,922,712.15 × 15,380,016.10
  4. Step 4: Simplify right side
    51,281,808.10x = 1,183,072,551,322,665.75
  5. Step 5: Solve for x
    x = 1,183,072,551,322,665.75/51,281,808.10
  6. Step 6: Final answer
    x = 23,070,024.15

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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.