Home / 5,376,536.64-7,414,636.72-3,923,931.20

Finding the Fourth Proportional to 5,376,536.64, 7,414,636.72 and 3,923,931.20

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Solution

The fourth proportional to 5,376,536.64, 7,414,636.72 and 3,923,931.20 is: 5,411,387.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,376,536.64 : 7,414,636.72 = 3,923,931.20 : x
  2. Step 2: Convert to fraction form
    5,376,536.64/7,414,636.72 = 3,923,931.20/x
  3. Step 3: Cross multiply
    5,376,536.64x = 7,414,636.72 × 3,923,931.20
  4. Step 4: Simplify right side
    5,376,536.64x = 29,094,524,362,273.66
  5. Step 5: Solve for x
    x = 29,094,524,362,273.66/5,376,536.64
  6. Step 6: Final answer
    x = 5,411,387.72

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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.