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Finding the Third Proportional to 13,249,713 and 19,437,123

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Solution

The third proportional to 13,249,713 and 19,437,123 is: 28,513,957.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,249,713 : 19,437,123 = 19,437,123 : x
  2. Step 2: Convert to fraction form
    13,249,713/19,437,123 = 19,437,123/x
  3. Step 3: Cross multiply
    13,249,713x = 19,437,123 × 19,437,123
  4. Step 4: Simplify right side
    13,249,713x = 377,801,750,517,129
  5. Step 5: Solve for x
    x = 377,801,750,517,129/13,249,713
  6. Step 6: Final answer
    x = 28,513,957.28

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.