Home / 28,768,523.96-43,169,811.16-10,585,488.12

Finding the Fourth Proportional to 28,768,523.96, 43,169,811.16 and 10,585,488.12

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Solution

The fourth proportional to 28,768,523.96, 43,169,811.16 and 10,585,488.12 is: 15,884,496.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,768,523.96 : 43,169,811.16 = 10,585,488.12 : x
  2. Step 2: Convert to fraction form
    28,768,523.96/43,169,811.16 = 10,585,488.12/x
  3. Step 3: Cross multiply
    28,768,523.96x = 43,169,811.16 × 10,585,488.12
  4. Step 4: Simplify right side
    28,768,523.96x = 456,973,522,908,046.94
  5. Step 5: Solve for x
    x = 456,973,522,908,046.94/28,768,523.96
  6. Step 6: Final answer
    x = 15,884,496.67

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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.