Home / 12,848,993.04-17,731,639.08-7,416,480.72

Finding the Fourth Proportional to 12,848,993.04, 17,731,639.08 and 7,416,480.72

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Solution

The fourth proportional to 12,848,993.04, 17,731,639.08 and 7,416,480.72 is: 10,234,759.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,848,993.04 : 17,731,639.08 = 7,416,480.72 : x
  2. Step 2: Convert to fraction form
    12,848,993.04/17,731,639.08 = 7,416,480.72/x
  3. Step 3: Cross multiply
    12,848,993.04x = 17,731,639.08 × 7,416,480.72
  4. Step 4: Simplify right side
    12,848,993.04x = 131,506,359,370,818.52
  5. Step 5: Solve for x
    x = 131,506,359,370,818.52/12,848,993.04
  6. Step 6: Final answer
    x = 10,234,759.95

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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.