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Finding the Third Proportional to 7,196,288.20 and 10,290,776.20

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Solution

The third proportional to 7,196,288.20 and 10,290,776.20 is: 14,715,930.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,196,288.20 : 10,290,776.20 = 10,290,776.20 : x
  2. Step 2: Convert to fraction form
    7,196,288.20/10,290,776.20 = 10,290,776.20/x
  3. Step 3: Cross multiply
    7,196,288.20x = 10,290,776.20 × 10,290,776.20
  4. Step 4: Simplify right side
    7,196,288.20x = 105,900,074,862,803.80
  5. Step 5: Solve for x
    x = 105,900,074,862,803.80/7,196,288.20
  6. Step 6: Final answer
    x = 14,715,930.20

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.