Home / 28,965,511.71-43,431,890.45-9,529,478.19

Finding the Fourth Proportional to 28,965,511.71, 43,431,890.45 and 9,529,478.19

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Solution

The fourth proportional to 28,965,511.71, 43,431,890.45 and 9,529,478.19 is: 14,288,829.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,965,511.71 : 43,431,890.45 = 9,529,478.19 : x
  2. Step 2: Convert to fraction form
    28,965,511.71/43,431,890.45 = 9,529,478.19/x
  3. Step 3: Cross multiply
    28,965,511.71x = 43,431,890.45 × 9,529,478.19
  4. Step 4: Simplify right side
    28,965,511.71x = 413,883,252,746,096.88
  5. Step 5: Solve for x
    x = 413,883,252,746,096.88/28,965,511.71
  6. Step 6: Final answer
    x = 14,288,829.31

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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.