Home / 5,477,176.11-8,216,511.48-2,281,554.96

Finding the Fourth Proportional to 5,477,176.11, 8,216,511.48 and 2,281,554.96

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Solution

The fourth proportional to 5,477,176.11, 8,216,511.48 and 2,281,554.96 is: 3,422,643.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,477,176.11 : 8,216,511.48 = 2,281,554.96 : x
  2. Step 2: Convert to fraction form
    5,477,176.11/8,216,511.48 = 2,281,554.96/x
  3. Step 3: Cross multiply
    5,477,176.11x = 8,216,511.48 × 2,281,554.96
  4. Step 4: Simplify right side
    5,477,176.11x = 18,746,422,521,090.94
  5. Step 5: Solve for x
    x = 18,746,422,521,090.94/5,477,176.11
  6. Step 6: Final answer
    x = 3,422,643.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.