Home / 12,096,476.70-18,144,715.17-12,012,495.90

Finding the Fourth Proportional to 12,096,476.70, 18,144,715.17 and 12,012,495.90

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Solution

The fourth proportional to 12,096,476.70, 18,144,715.17 and 12,012,495.90 is: 18,018,743.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,476.70 : 18,144,715.17 = 12,012,495.90 : x
  2. Step 2: Convert to fraction form
    12,096,476.70/18,144,715.17 = 12,012,495.90/x
  3. Step 3: Cross multiply
    12,096,476.70x = 18,144,715.17 × 12,012,495.90
  4. Step 4: Simplify right side
    12,096,476.70x = 217,963,316,586,292.84
  5. Step 5: Solve for x
    x = 217,963,316,586,292.84/12,096,476.70
  6. Step 6: Final answer
    x = 18,018,743.97

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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.