Home / 49,235,290-73,786,920.16-38,318,661.64

Finding the Fourth Proportional to 49,235,290, 73,786,920.16 and 38,318,661.64

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Solution

The fourth proportional to 49,235,290, 73,786,920.16 and 38,318,661.64 is: 57,426,614.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,235,290 : 73,786,920.16 = 38,318,661.64 : x
  2. Step 2: Convert to fraction form
    49,235,290/73,786,920.16 = 38,318,661.64/x
  3. Step 3: Cross multiply
    49,235,290x = 73,786,920.16 × 38,318,661.64
  4. Step 4: Simplify right side
    49,235,290x = 2,827,416,027,068,734.50
  5. Step 5: Solve for x
    x = 2,827,416,027,068,734.50/49,235,290
  6. Step 6: Final answer
    x = 57,426,614.67

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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.