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Finding the Third Proportional to 21,573,974 and 46,349,632

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Solution

The third proportional to 21,573,974 and 46,349,632 is: 99,577,777.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,573,974 : 46,349,632 = 46,349,632 : x
  2. Step 2: Convert to fraction form
    21,573,974/46,349,632 = 46,349,632/x
  3. Step 3: Cross multiply
    21,573,974x = 46,349,632 × 46,349,632
  4. Step 4: Simplify right side
    21,573,974x = 2,148,288,386,535,424
  5. Step 5: Solve for x
    x = 2,148,288,386,535,424/21,573,974
  6. Step 6: Final answer
    x = 99,577,777.67

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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.