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Finding the Third Proportional to 62,706,543.75 and 86,649,041.25

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Solution

The third proportional to 62,706,543.75 and 86,649,041.25 is: 119,733,219.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,706,543.75 : 86,649,041.25 = 86,649,041.25 : x
  2. Step 2: Convert to fraction form
    62,706,543.75/86,649,041.25 = 86,649,041.25/x
  3. Step 3: Cross multiply
    62,706,543.75x = 86,649,041.25 × 86,649,041.25
  4. Step 4: Simplify right side
    62,706,543.75x = 7,508,056,349,544,202
  5. Step 5: Solve for x
    x = 7,508,056,349,544,202/62,706,543.75
  6. Step 6: Final answer
    x = 119,733,219.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.