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Finding the Third Proportional to 8,995,590.42 and 13,818,213.04

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Solution

The third proportional to 8,995,590.42 and 13,818,213.04 is: 21,226,290.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,995,590.42 : 13,818,213.04 = 13,818,213.04 : x
  2. Step 2: Convert to fraction form
    8,995,590.42/13,818,213.04 = 13,818,213.04/x
  3. Step 3: Cross multiply
    8,995,590.42x = 13,818,213.04 × 13,818,213.04
  4. Step 4: Simplify right side
    8,995,590.42x = 190,943,011,484,955.22
  5. Step 5: Solve for x
    x = 190,943,011,484,955.22/8,995,590.42
  6. Step 6: Final answer
    x = 21,226,290.05

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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.