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Finding the Third Proportional to 13,035,363 and 19,720,779

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Solution

The third proportional to 13,035,363 and 19,720,779 is: 29,834,928.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,035,363 : 19,720,779 = 19,720,779 : x
  2. Step 2: Convert to fraction form
    13,035,363/19,720,779 = 19,720,779/x
  3. Step 3: Cross multiply
    13,035,363x = 19,720,779 × 19,720,779
  4. Step 4: Simplify right side
    13,035,363x = 388,909,124,366,841
  5. Step 5: Solve for x
    x = 388,909,124,366,841/13,035,363
  6. Step 6: Final answer
    x = 29,834,928.60

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.