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Finding the Third Proportional to 15,205,428 and 33,087,852

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Solution

The third proportional to 15,205,428 and 33,087,852 is: 72,000,995.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,205,428 : 33,087,852 = 33,087,852 : x
  2. Step 2: Convert to fraction form
    15,205,428/33,087,852 = 33,087,852/x
  3. Step 3: Cross multiply
    15,205,428x = 33,087,852 × 33,087,852
  4. Step 4: Simplify right side
    15,205,428x = 1,094,805,949,973,904
  5. Step 5: Solve for x
    x = 1,094,805,949,973,904/15,205,428
  6. Step 6: Final answer
    x = 72,000,995.30

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.