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Finding the Third Proportional to 10,513,618 and 15,357,043

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Solution

The third proportional to 10,513,618 and 15,357,043 is: 22,431,742.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,513,618 : 15,357,043 = 15,357,043 : x
  2. Step 2: Convert to fraction form
    10,513,618/15,357,043 = 15,357,043/x
  3. Step 3: Cross multiply
    10,513,618x = 15,357,043 × 15,357,043
  4. Step 4: Simplify right side
    10,513,618x = 235,838,769,703,849
  5. Step 5: Solve for x
    x = 235,838,769,703,849/10,513,618
  6. Step 6: Final answer
    x = 22,431,742.31

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.