Home / 8,426,590.62-12,638,820.54-2,669,908.38

Finding the Fourth Proportional to 8,426,590.62, 12,638,820.54 and 2,669,908.38

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Solution

The fourth proportional to 8,426,590.62, 12,638,820.54 and 2,669,908.38 is: 4,004,525.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,426,590.62 : 12,638,820.54 = 2,669,908.38 : x
  2. Step 2: Convert to fraction form
    8,426,590.62/12,638,820.54 = 2,669,908.38/x
  3. Step 3: Cross multiply
    8,426,590.62x = 12,638,820.54 × 2,669,908.38
  4. Step 4: Simplify right side
    8,426,590.62x = 33,744,492,873,062.12
  5. Step 5: Solve for x
    x = 33,744,492,873,062.12/8,426,590.62
  6. Step 6: Final answer
    x = 4,004,525.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.