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Finding the Third Proportional to 7,723,155 and 16,642,365

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Solution

The third proportional to 7,723,155 and 16,642,365 is: 35,862,068.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,723,155 : 16,642,365 = 16,642,365 : x
  2. Step 2: Convert to fraction form
    7,723,155/16,642,365 = 16,642,365/x
  3. Step 3: Cross multiply
    7,723,155x = 16,642,365 × 16,642,365
  4. Step 4: Simplify right side
    7,723,155x = 276,968,312,793,225
  5. Step 5: Solve for x
    x = 276,968,312,793,225/7,723,155
  6. Step 6: Final answer
    x = 35,862,068.39

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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.