Home / 30,970,107-46,455,234.28-9,404,870.84

Finding the Fourth Proportional to 30,970,107, 46,455,234.28 and 9,404,870.84

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Solution

The fourth proportional to 30,970,107, 46,455,234.28 and 9,404,870.84 is: 14,107,328.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,970,107 : 46,455,234.28 = 9,404,870.84 : x
  2. Step 2: Convert to fraction form
    30,970,107/46,455,234.28 = 9,404,870.84/x
  3. Step 3: Cross multiply
    30,970,107x = 46,455,234.28 × 9,404,870.84
  4. Step 4: Simplify right side
    30,970,107x = 436,905,478,245,340.38
  5. Step 5: Solve for x
    x = 436,905,478,245,340.38/30,970,107
  6. Step 6: Final answer
    x = 14,107,328.67

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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.