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Finding the Third Proportional to 12,415,960 and 19,155,527

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Solution

The third proportional to 12,415,960 and 19,155,527 is: 29,553,430.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,415,960 : 19,155,527 = 19,155,527 : x
  2. Step 2: Convert to fraction form
    12,415,960/19,155,527 = 19,155,527/x
  3. Step 3: Cross multiply
    12,415,960x = 19,155,527 × 19,155,527
  4. Step 4: Simplify right side
    12,415,960x = 366,934,214,647,729
  5. Step 5: Solve for x
    x = 366,934,214,647,729/12,415,960
  6. Step 6: Final answer
    x = 29,553,430.80

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.