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Finding the Third Proportional to 19,315,614 and 40,934,139

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Solution

The third proportional to 19,315,614 and 40,934,139 is: 86,748,665.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,315,614 : 40,934,139 = 40,934,139 : x
  2. Step 2: Convert to fraction form
    19,315,614/40,934,139 = 40,934,139/x
  3. Step 3: Cross multiply
    19,315,614x = 40,934,139 × 40,934,139
  4. Step 4: Simplify right side
    19,315,614x = 1,675,603,735,671,321
  5. Step 5: Solve for x
    x = 1,675,603,735,671,321/19,315,614
  6. Step 6: Final answer
    x = 86,748,665.39

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.