Home / 51,106,608.60-76,680,908.10-18,774,000.60

Finding the Fourth Proportional to 51,106,608.60, 76,680,908.10 and 18,774,000.60

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Solution

The fourth proportional to 51,106,608.60, 76,680,908.10 and 18,774,000.60 is: 28,168,713.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,106,608.60 : 76,680,908.10 = 18,774,000.60 : x
  2. Step 2: Convert to fraction form
    51,106,608.60/76,680,908.10 = 18,774,000.60/x
  3. Step 3: Cross multiply
    51,106,608.60x = 76,680,908.10 × 18,774,000.60
  4. Step 4: Simplify right side
    51,106,608.60x = 1,439,607,414,677,944.75
  5. Step 5: Solve for x
    x = 1,439,607,414,677,944.75/51,106,608.60
  6. Step 6: Final answer
    x = 28,168,713.48

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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.