Home / 5,728,638.24-7,905,417.48-3,150,326.16

Finding the Fourth Proportional to 5,728,638.24, 7,905,417.48 and 3,150,326.16

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Solution

The fourth proportional to 5,728,638.24, 7,905,417.48 and 3,150,326.16 is: 4,347,393.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,728,638.24 : 7,905,417.48 = 3,150,326.16 : x
  2. Step 2: Convert to fraction form
    5,728,638.24/7,905,417.48 = 3,150,326.16/x
  3. Step 3: Cross multiply
    5,728,638.24x = 7,905,417.48 × 3,150,326.16
  4. Step 4: Simplify right side
    5,728,638.24x = 24,904,643,492,965.28
  5. Step 5: Solve for x
    x = 24,904,643,492,965.28/5,728,638.24
  6. Step 6: Final answer
    x = 4,347,393.30

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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.