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Finding the Third Proportional to 7,291,570 and 15,705,044

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Solution

The third proportional to 7,291,570 and 15,705,044 is: 33,826,515.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,291,570 : 15,705,044 = 15,705,044 : x
  2. Step 2: Convert to fraction form
    7,291,570/15,705,044 = 15,705,044/x
  3. Step 3: Cross multiply
    7,291,570x = 15,705,044 × 15,705,044
  4. Step 4: Simplify right side
    7,291,570x = 246,648,407,041,936
  5. Step 5: Solve for x
    x = 246,648,407,041,936/7,291,570
  6. Step 6: Final answer
    x = 33,826,515.69

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.