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Finding the Third Proportional to 8,779,521 and 13,511,670

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Solution

The third proportional to 8,779,521 and 13,511,670 is: 20,794,440.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,779,521 : 13,511,670 = 13,511,670 : x
  2. Step 2: Convert to fraction form
    8,779,521/13,511,670 = 13,511,670/x
  3. Step 3: Cross multiply
    8,779,521x = 13,511,670 × 13,511,670
  4. Step 4: Simplify right side
    8,779,521x = 182,565,226,188,900
  5. Step 5: Solve for x
    x = 182,565,226,188,900/8,779,521
  6. Step 6: Final answer
    x = 20,794,440.40

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.