Home / 14,217,302.91-19,619,818.94-7,690,916.28

Finding the Fourth Proportional to 14,217,302.91, 19,619,818.94 and 7,690,916.28

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Solution

The fourth proportional to 14,217,302.91, 19,619,818.94 and 7,690,916.28 is: 10,613,432.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,217,302.91 : 19,619,818.94 = 7,690,916.28 : x
  2. Step 2: Convert to fraction form
    14,217,302.91/19,619,818.94 = 7,690,916.28/x
  3. Step 3: Cross multiply
    14,217,302.91x = 19,619,818.94 × 7,690,916.28
  4. Step 4: Simplify right side
    14,217,302.91x = 150,894,384,945,838.56
  5. Step 5: Solve for x
    x = 150,894,384,945,838.56/14,217,302.91
  6. Step 6: Final answer
    x = 10,613,432.51

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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.