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Finding the Third Proportional to 3,392,634 and 7,316,709

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Solution

The third proportional to 3,392,634 and 7,316,709 is: 15,779,547.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,392,634 : 7,316,709 = 7,316,709 : x
  2. Step 2: Convert to fraction form
    3,392,634/7,316,709 = 7,316,709/x
  3. Step 3: Cross multiply
    3,392,634x = 7,316,709 × 7,316,709
  4. Step 4: Simplify right side
    3,392,634x = 53,534,230,590,681
  5. Step 5: Solve for x
    x = 53,534,230,590,681/3,392,634
  6. Step 6: Final answer
    x = 15,779,547.86

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.