Home / 12,600,563.60-18,888,403.80-6,205,581.20

Finding the Fourth Proportional to 12,600,563.60, 18,888,403.80 and 6,205,581.20

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Solution

The fourth proportional to 12,600,563.60, 18,888,403.80 and 6,205,581.20 is: 9,302,244.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,600,563.60 : 18,888,403.80 = 6,205,581.20 : x
  2. Step 2: Convert to fraction form
    12,600,563.60/18,888,403.80 = 6,205,581.20/x
  3. Step 3: Cross multiply
    12,600,563.60x = 18,888,403.80 × 6,205,581.20
  4. Step 4: Simplify right side
    12,600,563.60x = 117,213,523,519,288.56
  5. Step 5: Solve for x
    x = 117,213,523,519,288.56/12,600,563.60
  6. Step 6: Final answer
    x = 9,302,244.51

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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.