Home / 12,731,250.42-19,096,881.81-4,211,586.84

Finding the Fourth Proportional to 12,731,250.42, 19,096,881.81 and 4,211,586.84

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Solution

The fourth proportional to 12,731,250.42, 19,096,881.81 and 4,211,586.84 is: 6,317,382.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,731,250.42 : 19,096,881.81 = 4,211,586.84 : x
  2. Step 2: Convert to fraction form
    12,731,250.42/19,096,881.81 = 4,211,586.84/x
  3. Step 3: Cross multiply
    12,731,250.42x = 19,096,881.81 × 4,211,586.84
  4. Step 4: Simplify right side
    12,731,250.42x = 80,428,176,116,031.38
  5. Step 5: Solve for x
    x = 80,428,176,116,031.38/12,731,250.42
  6. Step 6: Final answer
    x = 6,317,382.30

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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.