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Finding the Third Proportional to 19,985,248 and 43,001,680

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Solution

The third proportional to 19,985,248 and 43,001,680 is: 92,525,470.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,985,248 : 43,001,680 = 43,001,680 : x
  2. Step 2: Convert to fraction form
    19,985,248/43,001,680 = 43,001,680/x
  3. Step 3: Cross multiply
    19,985,248x = 43,001,680 × 43,001,680
  4. Step 4: Simplify right side
    19,985,248x = 1,849,144,482,822,400
  5. Step 5: Solve for x
    x = 1,849,144,482,822,400/19,985,248
  6. Step 6: Final answer
    x = 92,525,470.93

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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.