Home / 12,297,008.64-16,970,158.08-7,713,523.20

Finding the Fourth Proportional to 12,297,008.64, 16,970,158.08 and 7,713,523.20

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Solution

The fourth proportional to 12,297,008.64, 16,970,158.08 and 7,713,523.20 is: 10,644,841.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,297,008.64 : 16,970,158.08 = 7,713,523.20 : x
  2. Step 2: Convert to fraction form
    12,297,008.64/16,970,158.08 = 7,713,523.20/x
  3. Step 3: Cross multiply
    12,297,008.64x = 16,970,158.08 × 7,713,523.20
  4. Step 4: Simplify right side
    12,297,008.64x = 130,899,708,057,747.45
  5. Step 5: Solve for x
    x = 130,899,708,057,747.45/12,297,008.64
  6. Step 6: Final answer
    x = 10,644,841.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.