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Finding the Third Proportional to 9,631,140 and 20,059,440

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Solution

The third proportional to 9,631,140 and 20,059,440 is: 41,779,180.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,631,140 : 20,059,440 = 20,059,440 : x
  2. Step 2: Convert to fraction form
    9,631,140/20,059,440 = 20,059,440/x
  3. Step 3: Cross multiply
    9,631,140x = 20,059,440 × 20,059,440
  4. Step 4: Simplify right side
    9,631,140x = 402,381,133,113,600
  5. Step 5: Solve for x
    x = 402,381,133,113,600/9,631,140
  6. Step 6: Final answer
    x = 41,779,180.15

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.