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Finding the Third Proportional to 12,957,152 and 28,347,668

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Solution

The third proportional to 12,957,152 and 28,347,668 is: 62,019,051.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,957,152 : 28,347,668 = 28,347,668 : x
  2. Step 2: Convert to fraction form
    12,957,152/28,347,668 = 28,347,668/x
  3. Step 3: Cross multiply
    12,957,152x = 28,347,668 × 28,347,668
  4. Step 4: Simplify right side
    12,957,152x = 803,590,281,038,224
  5. Step 5: Solve for x
    x = 803,590,281,038,224/12,957,152
  6. Step 6: Final answer
    x = 62,019,051.80

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.