Home / 7,027,489-9,697,934.82-3,808,225

Finding the Fourth Proportional to 7,027,489, 9,697,934.82 and 3,808,225

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Solution

The fourth proportional to 7,027,489, 9,697,934.82 and 3,808,225 is: 5,255,350.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,027,489 : 9,697,934.82 = 3,808,225 : x
  2. Step 2: Convert to fraction form
    7,027,489/9,697,934.82 = 3,808,225/x
  3. Step 3: Cross multiply
    7,027,489x = 9,697,934.82 × 3,808,225
  4. Step 4: Simplify right side
    7,027,489x = 36,931,917,829,894.50
  5. Step 5: Solve for x
    x = 36,931,917,829,894.50/7,027,489
  6. Step 6: Final answer
    x = 5,255,350.50

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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.