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Finding the Third Proportional to 39,746,975 and 59,819,480

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Solution

The third proportional to 39,746,975 and 59,819,480 is: 90,028,742.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,746,975 : 59,819,480 = 59,819,480 : x
  2. Step 2: Convert to fraction form
    39,746,975/59,819,480 = 59,819,480/x
  3. Step 3: Cross multiply
    39,746,975x = 59,819,480 × 59,819,480
  4. Step 4: Simplify right side
    39,746,975x = 3,578,370,187,470,400
  5. Step 5: Solve for x
    x = 3,578,370,187,470,400/39,746,975
  6. Step 6: Final answer
    x = 90,028,742.75

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.