Home / 38,600,630.90-57,902,808.58-12,692,358.67

Finding the Fourth Proportional to 38,600,630.90, 57,902,808.58 and 12,692,358.67

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Solution

The fourth proportional to 38,600,630.90, 57,902,808.58 and 12,692,358.67 is: 19,039,150.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,600,630.90 : 57,902,808.58 = 12,692,358.67 : x
  2. Step 2: Convert to fraction form
    38,600,630.90/57,902,808.58 = 12,692,358.67/x
  3. Step 3: Cross multiply
    38,600,630.90x = 57,902,808.58 × 12,692,358.67
  4. Step 4: Simplify right side
    38,600,630.90x = 734,923,214,321,225.50
  5. Step 5: Solve for x
    x = 734,923,214,321,225.50/38,600,630.90
  6. Step 6: Final answer
    x = 19,039,150.32

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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.