Home / 4,457,199.40-6,689,616.30-4,423,650.76

Finding the Fourth Proportional to 4,457,199.40, 6,689,616.30 and 4,423,650.76

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Solution

The fourth proportional to 4,457,199.40, 6,689,616.30 and 4,423,650.76 is: 6,639,264.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,457,199.40 : 6,689,616.30 = 4,423,650.76 : x
  2. Step 2: Convert to fraction form
    4,457,199.40/6,689,616.30 = 4,423,650.76/x
  3. Step 3: Cross multiply
    4,457,199.40x = 6,689,616.30 × 4,423,650.76
  4. Step 4: Simplify right side
    4,457,199.40x = 29,592,526,229,603.39
  5. Step 5: Solve for x
    x = 29,592,526,229,603.39/4,457,199.40
  6. Step 6: Final answer
    x = 6,639,264.61

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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.