Home / 5,521,794.40-7,620,060.72-3,107,346.40

Finding the Fourth Proportional to 5,521,794.40, 7,620,060.72 and 3,107,346.40

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Solution

The fourth proportional to 5,521,794.40, 7,620,060.72 and 3,107,346.40 is: 4,288,129.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,521,794.40 : 7,620,060.72 = 3,107,346.40 : x
  2. Step 2: Convert to fraction form
    5,521,794.40/7,620,060.72 = 3,107,346.40/x
  3. Step 3: Cross multiply
    5,521,794.40x = 7,620,060.72 × 3,107,346.40
  4. Step 4: Simplify right side
    5,521,794.40x = 23,678,168,246,073.41
  5. Step 5: Solve for x
    x = 23,678,168,246,073.41/5,521,794.40
  6. Step 6: Final answer
    x = 4,288,129.28

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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.