Home / 6,435,406.92-8,882,408.28-3,683,689.50

Finding the Fourth Proportional to 6,435,406.92, 8,882,408.28 and 3,683,689.50

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Solution

The fourth proportional to 6,435,406.92, 8,882,408.28 and 3,683,689.50 is: 5,084,376.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,435,406.92 : 8,882,408.28 = 3,683,689.50 : x
  2. Step 2: Convert to fraction form
    6,435,406.92/8,882,408.28 = 3,683,689.50/x
  3. Step 3: Cross multiply
    6,435,406.92x = 8,882,408.28 × 3,683,689.50
  4. Step 4: Simplify right side
    6,435,406.92x = 32,720,034,115,749.06
  5. Step 5: Solve for x
    x = 32,720,034,115,749.06/6,435,406.92
  6. Step 6: Final answer
    x = 5,084,376.87

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1.5x scale

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.