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Finding the Third Proportional to 6,931,428 and 15,456,618

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Solution

The third proportional to 6,931,428 and 15,456,618 is: 34,467,218.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,931,428 : 15,456,618 = 15,456,618 : x
  2. Step 2: Convert to fraction form
    6,931,428/15,456,618 = 15,456,618/x
  3. Step 3: Cross multiply
    6,931,428x = 15,456,618 × 15,456,618
  4. Step 4: Simplify right side
    6,931,428x = 238,907,039,997,924
  5. Step 5: Solve for x
    x = 238,907,039,997,924/6,931,428
  6. Step 6: Final answer
    x = 34,467,218.01

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.