Home / 5,420,438.82-7,480,154.61-2,973,000.06

Finding the Fourth Proportional to 5,420,438.82, 7,480,154.61 and 2,973,000.06

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Solution

The fourth proportional to 5,420,438.82, 7,480,154.61 and 2,973,000.06 is: 4,102,712.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,420,438.82 : 7,480,154.61 = 2,973,000.06 : x
  2. Step 2: Convert to fraction form
    5,420,438.82/7,480,154.61 = 2,973,000.06/x
  3. Step 3: Cross multiply
    5,420,438.82x = 7,480,154.61 × 2,973,000.06
  4. Step 4: Simplify right side
    5,420,438.82x = 22,238,500,104,339.28
  5. Step 5: Solve for x
    x = 22,238,500,104,339.28/5,420,438.82
  6. Step 6: Final answer
    x = 4,102,712.13

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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.