Home / 12,354,790.57-18,532,575.87-4,268,226.85

Finding the Fourth Proportional to 12,354,790.57, 18,532,575.87 and 4,268,226.85

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Solution

The fourth proportional to 12,354,790.57, 18,532,575.87 and 4,268,226.85 is: 6,402,475.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,354,790.57 : 18,532,575.87 = 4,268,226.85 : x
  2. Step 2: Convert to fraction form
    12,354,790.57/18,532,575.87 = 4,268,226.85/x
  3. Step 3: Cross multiply
    12,354,790.57x = 18,532,575.87 × 4,268,226.85
  4. Step 4: Simplify right side
    12,354,790.57x = 79,101,237,927,996.11
  5. Step 5: Solve for x
    x = 79,101,237,927,996.11/12,354,790.57
  6. Step 6: Final answer
    x = 6,402,475.01

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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.