Home / 79,286,423.93-109,416,011.21-44,479,861.47

Finding the Fourth Proportional to 79,286,423.93, 109,416,011.21 and 44,479,861.47

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Solution

The fourth proportional to 79,286,423.93, 109,416,011.21 and 44,479,861.47 is: 61,382,627.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,286,423.93 : 109,416,011.21 = 44,479,861.47 : x
  2. Step 2: Convert to fraction form
    79,286,423.93/109,416,011.21 = 44,479,861.47/x
  3. Step 3: Cross multiply
    79,286,423.93x = 109,416,011.21 × 44,479,861.47
  4. Step 4: Simplify right side
    79,286,423.93x = 4,866,809,020,998,368
  5. Step 5: Solve for x
    x = 4,866,809,020,998,368/79,286,423.93
  6. Step 6: Final answer
    x = 61,382,627.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.