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Finding the Third Proportional to 20,994,984 and 31,492,486

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Solution

The third proportional to 20,994,984 and 31,492,486 is: 47,238,744.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,994,984 : 31,492,486 = 31,492,486 : x
  2. Step 2: Convert to fraction form
    20,994,984/31,492,486 = 31,492,486/x
  3. Step 3: Cross multiply
    20,994,984x = 31,492,486 × 31,492,486
  4. Step 4: Simplify right side
    20,994,984x = 991,776,674,460,196
  5. Step 5: Solve for x
    x = 991,776,674,460,196/20,994,984
  6. Step 6: Final answer
    x = 47,238,744.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.