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Finding the Third Proportional to 16,431,768 and 25,577,709

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Solution

The third proportional to 16,431,768 and 25,577,709 is: 39,814,291.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,431,768 : 25,577,709 = 25,577,709 : x
  2. Step 2: Convert to fraction form
    16,431,768/25,577,709 = 25,577,709/x
  3. Step 3: Cross multiply
    16,431,768x = 25,577,709 × 25,577,709
  4. Step 4: Simplify right side
    16,431,768x = 654,219,197,688,681
  5. Step 5: Solve for x
    x = 654,219,197,688,681/16,431,768
  6. Step 6: Final answer
    x = 39,814,291.30

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.