Home / 5,745,820.40-7,929,320.12-3,132,326.01

Finding the Fourth Proportional to 5,745,820.40, 7,929,320.12 and 3,132,326.01

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Solution

The fourth proportional to 5,745,820.40, 7,929,320.12 and 3,132,326.01 is: 4,322,657.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,745,820.40 : 7,929,320.12 = 3,132,326.01 : x
  2. Step 2: Convert to fraction form
    5,745,820.40/7,929,320.12 = 3,132,326.01/x
  3. Step 3: Cross multiply
    5,745,820.40x = 7,929,320.12 × 3,132,326.01
  4. Step 4: Simplify right side
    5,745,820.40x = 24,837,215,652,328.77
  5. Step 5: Solve for x
    x = 24,837,215,652,328.77/5,745,820.40
  6. Step 6: Final answer
    x = 4,322,657.85

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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.