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Finding the Third Proportional to 7,076,430 and 15,477,771

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Solution

The third proportional to 7,076,430 and 15,477,771 is: 33,853,425.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,076,430 : 15,477,771 = 15,477,771 : x
  2. Step 2: Convert to fraction form
    7,076,430/15,477,771 = 15,477,771/x
  3. Step 3: Cross multiply
    7,076,430x = 15,477,771 × 15,477,771
  4. Step 4: Simplify right side
    7,076,430x = 239,561,395,128,441
  5. Step 5: Solve for x
    x = 239,561,395,128,441/7,076,430
  6. Step 6: Final answer
    x = 33,853,425.40

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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.