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Finding the Third Proportional to 5,386,290 and 11,519,076

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Solution

The third proportional to 5,386,290 and 11,519,076 is: 24,634,602.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,386,290 : 11,519,076 = 11,519,076 : x
  2. Step 2: Convert to fraction form
    5,386,290/11,519,076 = 11,519,076/x
  3. Step 3: Cross multiply
    5,386,290x = 11,519,076 × 11,519,076
  4. Step 4: Simplify right side
    5,386,290x = 132,689,111,893,776
  5. Step 5: Solve for x
    x = 132,689,111,893,776/5,386,290
  6. Step 6: Final answer
    x = 24,634,602.28

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.