Home / 20,106,551.76-30,172,572.34-8,592,099.25

Finding the Fourth Proportional to 20,106,551.76, 30,172,572.34 and 8,592,099.25

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Solution

The fourth proportional to 20,106,551.76, 30,172,572.34 and 8,592,099.25 is: 12,893,595.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,106,551.76 : 30,172,572.34 = 8,592,099.25 : x
  2. Step 2: Convert to fraction form
    20,106,551.76/30,172,572.34 = 8,592,099.25/x
  3. Step 3: Cross multiply
    20,106,551.76x = 30,172,572.34 × 8,592,099.25
  4. Step 4: Simplify right side
    20,106,551.76x = 259,245,736,173,084.75
  5. Step 5: Solve for x
    x = 259,245,736,173,084.75/20,106,551.76
  6. Step 6: Final answer
    x = 12,893,595.05

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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.