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Finding the Third Proportional to 14,417,960 and 20,157,276

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Solution

The third proportional to 14,417,960 and 20,157,276 is: 28,181,225.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,417,960 : 20,157,276 = 20,157,276 : x
  2. Step 2: Convert to fraction form
    14,417,960/20,157,276 = 20,157,276/x
  3. Step 3: Cross multiply
    14,417,960x = 20,157,276 × 20,157,276
  4. Step 4: Simplify right side
    14,417,960x = 406,315,775,740,176
  5. Step 5: Solve for x
    x = 406,315,775,740,176/14,417,960
  6. Step 6: Final answer
    x = 28,181,225.07

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.