Home / 30,422,569.92-45,635,516.96-7,703,664

Finding the Fourth Proportional to 30,422,569.92, 45,635,516.96 and 7,703,664

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Solution

The fourth proportional to 30,422,569.92, 45,635,516.96 and 7,703,664 is: 11,555,916.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,422,569.92 : 45,635,516.96 = 7,703,664 : x
  2. Step 2: Convert to fraction form
    30,422,569.92/45,635,516.96 = 7,703,664/x
  3. Step 3: Cross multiply
    30,422,569.92x = 45,635,516.96 × 7,703,664
  4. Step 4: Simplify right side
    30,422,569.92x = 351,560,689,126,141.44
  5. Step 5: Solve for x
    x = 351,560,689,126,141.44/30,422,569.92
  6. Step 6: Final answer
    x = 11,555,916.88

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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.