Home / 5,199,877.76-7,175,806.81-2,908,047.56

Finding the Fourth Proportional to 5,199,877.76, 7,175,806.81 and 2,908,047.56

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Solution

The fourth proportional to 5,199,877.76, 7,175,806.81 and 2,908,047.56 is: 4,013,091.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,199,877.76 : 7,175,806.81 = 2,908,047.56 : x
  2. Step 2: Convert to fraction form
    5,199,877.76/7,175,806.81 = 2,908,047.56/x
  3. Step 3: Cross multiply
    5,199,877.76x = 7,175,806.81 × 2,908,047.56
  4. Step 4: Simplify right side
    5,199,877.76x = 20,867,587,441,702.73
  5. Step 5: Solve for x
    x = 20,867,587,441,702.73/5,199,877.76
  6. Step 6: Final answer
    x = 4,013,091.93

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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.