Home / 5,515,214.40-8,265,823.20-4,885,358.40

Finding the Fourth Proportional to 5,515,214.40, 8,265,823.20 and 4,885,358.40

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Solution

The fourth proportional to 5,515,214.40, 8,265,823.20 and 4,885,358.40 is: 7,321,838.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,515,214.40 : 8,265,823.20 = 4,885,358.40 : x
  2. Step 2: Convert to fraction form
    5,515,214.40/8,265,823.20 = 4,885,358.40/x
  3. Step 3: Cross multiply
    5,515,214.40x = 8,265,823.20 × 4,885,358.40
  4. Step 4: Simplify right side
    5,515,214.40x = 40,381,508,803,034.88
  5. Step 5: Solve for x
    x = 40,381,508,803,034.88/5,515,214.40
  6. Step 6: Final answer
    x = 7,321,838.44

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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.