Home / 5,525,815.55-7,625,606.22-3,078,281.88

Finding the Fourth Proportional to 5,525,815.55, 7,625,606.22 and 3,078,281.88

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Solution

The fourth proportional to 5,525,815.55, 7,625,606.22 and 3,078,281.88 is: 4,248,018.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,525,815.55 : 7,625,606.22 = 3,078,281.88 : x
  2. Step 2: Convert to fraction form
    5,525,815.55/7,625,606.22 = 3,078,281.88/x
  3. Step 3: Cross multiply
    5,525,815.55x = 7,625,606.22 × 3,078,281.88
  4. Step 4: Simplify right side
    5,525,815.55x = 23,473,765,451,041.29
  5. Step 5: Solve for x
    x = 23,473,765,451,041.29/5,525,815.55
  6. Step 6: Final answer
    x = 4,248,018.28

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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.