Home / 5,530,718.12-8,299,051.52-5,329,408.40

Finding the Fourth Proportional to 5,530,718.12, 8,299,051.52 and 5,329,408.40

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Solution

The fourth proportional to 5,530,718.12, 8,299,051.52 and 5,329,408.40 is: 7,996,978.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,530,718.12 : 8,299,051.52 = 5,329,408.40 : x
  2. Step 2: Convert to fraction form
    5,530,718.12/8,299,051.52 = 5,329,408.40/x
  3. Step 3: Cross multiply
    5,530,718.12x = 8,299,051.52 × 5,329,408.40
  4. Step 4: Simplify right side
    5,530,718.12x = 44,229,034,882,720.77
  5. Step 5: Solve for x
    x = 44,229,034,882,720.77/5,530,718.12
  6. Step 6: Final answer
    x = 7,996,978.68

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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.