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Finding the Third Proportional to 12,120,439 and 26,163,798

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Solution

The third proportional to 12,120,439 and 26,163,798 is: 56,478,509.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,120,439 : 26,163,798 = 26,163,798 : x
  2. Step 2: Convert to fraction form
    12,120,439/26,163,798 = 26,163,798/x
  3. Step 3: Cross multiply
    12,120,439x = 26,163,798 × 26,163,798
  4. Step 4: Simplify right side
    12,120,439x = 684,544,325,784,804
  5. Step 5: Solve for x
    x = 684,544,325,784,804/12,120,439
  6. Step 6: Final answer
    x = 56,478,509.22

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.