Home / 30,964,819.96-46,421,248.38-13,690,231.84

Finding the Fourth Proportional to 30,964,819.96, 46,421,248.38 and 13,690,231.84

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Solution

The fourth proportional to 30,964,819.96, 46,421,248.38 and 13,690,231.84 is: 20,523,860.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,964,819.96 : 46,421,248.38 = 13,690,231.84 : x
  2. Step 2: Convert to fraction form
    30,964,819.96/46,421,248.38 = 13,690,231.84/x
  3. Step 3: Cross multiply
    30,964,819.96x = 46,421,248.38 × 13,690,231.84
  4. Step 4: Simplify right side
    30,964,819.96x = 635,517,652,624,424.50
  5. Step 5: Solve for x
    x = 635,517,652,624,424.50/30,964,819.96
  6. Step 6: Final answer
    x = 20,523,860.74

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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.