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Finding the Third Proportional to 21,050,074 and 45,348,572

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Solution

The third proportional to 21,050,074 and 45,348,572 is: 97,695,285.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,050,074 : 45,348,572 = 45,348,572 : x
  2. Step 2: Convert to fraction form
    21,050,074/45,348,572 = 45,348,572/x
  3. Step 3: Cross multiply
    21,050,074x = 45,348,572 × 45,348,572
  4. Step 4: Simplify right side
    21,050,074x = 2,056,492,982,439,184
  5. Step 5: Solve for x
    x = 2,056,492,982,439,184/21,050,074
  6. Step 6: Final answer
    x = 97,695,285.18

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.