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Finding the Third Proportional to 28,689,346.50 and 43,118,100

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Solution

The third proportional to 28,689,346.50 and 43,118,100 is: 64,803,516.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,689,346.50 : 43,118,100 = 43,118,100 : x
  2. Step 2: Convert to fraction form
    28,689,346.50/43,118,100 = 43,118,100/x
  3. Step 3: Cross multiply
    28,689,346.50x = 43,118,100 × 43,118,100
  4. Step 4: Simplify right side
    28,689,346.50x = 1,859,170,547,610,000
  5. Step 5: Solve for x
    x = 1,859,170,547,610,000/28,689,346.50
  6. Step 6: Final answer
    x = 64,803,516.79

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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.