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Finding the Third Proportional to 7,430,268 and 15,175,428

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Solution

The third proportional to 7,430,268 and 15,175,428 is: 30,993,985.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,430,268 : 15,175,428 = 15,175,428 : x
  2. Step 2: Convert to fraction form
    7,430,268/15,175,428 = 15,175,428/x
  3. Step 3: Cross multiply
    7,430,268x = 15,175,428 × 15,175,428
  4. Step 4: Simplify right side
    7,430,268x = 230,293,614,983,184
  5. Step 5: Solve for x
    x = 230,293,614,983,184/7,430,268
  6. Step 6: Final answer
    x = 30,993,985.01

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.