Home / 13,549,994.76-20,309,528.70-5,457,788.04

Finding the Fourth Proportional to 13,549,994.76, 20,309,528.70 and 5,457,788.04

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Solution

The fourth proportional to 13,549,994.76, 20,309,528.70 and 5,457,788.04 is: 8,180,453.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,549,994.76 : 20,309,528.70 = 5,457,788.04 : x
  2. Step 2: Convert to fraction form
    13,549,994.76/20,309,528.70 = 5,457,788.04/x
  3. Step 3: Cross multiply
    13,549,994.76x = 20,309,528.70 × 5,457,788.04
  4. Step 4: Simplify right side
    13,549,994.76x = 110,845,102,836,896.75
  5. Step 5: Solve for x
    x = 110,845,102,836,896.75/13,549,994.76
  6. Step 6: Final answer
    x = 8,180,453.56

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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.