Home / 38,556,668.46-57,798,246.21-12,984,518.70

Finding the Fourth Proportional to 38,556,668.46, 57,798,246.21 and 12,984,518.70

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Solution

The fourth proportional to 38,556,668.46, 57,798,246.21 and 12,984,518.70 is: 19,464,399.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,556,668.46 : 57,798,246.21 = 12,984,518.70 : x
  2. Step 2: Convert to fraction form
    38,556,668.46/57,798,246.21 = 12,984,518.70/x
  3. Step 3: Cross multiply
    38,556,668.46x = 57,798,246.21 × 12,984,518.70
  4. Step 4: Simplify right side
    38,556,668.46x = 750,482,408,740,949.12
  5. Step 5: Solve for x
    x = 750,482,408,740,949.12/38,556,668.46
  6. Step 6: Final answer
    x = 19,464,399.77

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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.