Home / 7,551,506.80-11,328,900.45-2,759,188.38

Finding the Fourth Proportional to 7,551,506.80, 11,328,900.45 and 2,759,188.38

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Solution

The fourth proportional to 7,551,506.80, 11,328,900.45 and 2,759,188.38 is: 4,139,381.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,551,506.80 : 11,328,900.45 = 2,759,188.38 : x
  2. Step 2: Convert to fraction form
    7,551,506.80/11,328,900.45 = 2,759,188.38/x
  3. Step 3: Cross multiply
    7,551,506.80x = 11,328,900.45 × 2,759,188.38
  4. Step 4: Simplify right side
    7,551,506.80x = 31,258,570,479,816.77
  5. Step 5: Solve for x
    x = 31,258,570,479,816.77/7,551,506.80
  6. Step 6: Final answer
    x = 4,139,381.89

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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.