Home / 8,535,671.28-12,803,492.34-3,985,194.96

Finding the Fourth Proportional to 8,535,671.28, 12,803,492.34 and 3,985,194.96

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Solution

The fourth proportional to 8,535,671.28, 12,803,492.34 and 3,985,194.96 is: 5,977,785.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,535,671.28 : 12,803,492.34 = 3,985,194.96 : x
  2. Step 2: Convert to fraction form
    8,535,671.28/12,803,492.34 = 3,985,194.96/x
  3. Step 3: Cross multiply
    8,535,671.28x = 12,803,492.34 × 3,985,194.96
  4. Step 4: Simplify right side
    8,535,671.28x = 51,024,413,143,766.60
  5. Step 5: Solve for x
    x = 51,024,413,143,766.60/8,535,671.28
  6. Step 6: Final answer
    x = 5,977,785.63

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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.