Home / 10,269,915.27-14,172,925.76-5,686,236.64

Finding the Fourth Proportional to 10,269,915.27, 14,172,925.76 and 5,686,236.64

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Solution

The fourth proportional to 10,269,915.27, 14,172,925.76 and 5,686,236.64 is: 7,847,251.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,269,915.27 : 14,172,925.76 = 5,686,236.64 : x
  2. Step 2: Convert to fraction form
    10,269,915.27/14,172,925.76 = 5,686,236.64/x
  3. Step 3: Cross multiply
    10,269,915.27x = 14,172,925.76 × 5,686,236.64
  4. Step 4: Simplify right side
    10,269,915.27x = 80,590,609,752,511.84
  5. Step 5: Solve for x
    x = 80,590,609,752,511.84/10,269,915.27
  6. Step 6: Final answer
    x = 7,847,251.67

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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.