Home / 7,551,505.80-11,328,898.95-2,759,187.38

Finding the Fourth Proportional to 7,551,505.80, 11,328,898.95 and 2,759,187.38

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Solution

The fourth proportional to 7,551,505.80, 11,328,898.95 and 2,759,187.38 is: 4,139,380.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,551,505.80 : 11,328,898.95 = 2,759,187.38 : x
  2. Step 2: Convert to fraction form
    7,551,505.80/11,328,898.95 = 2,759,187.38/x
  3. Step 3: Cross multiply
    7,551,505.80x = 11,328,898.95 × 2,759,187.38
  4. Step 4: Simplify right side
    7,551,505.80x = 31,258,554,955,490.75
  5. Step 5: Solve for x
    x = 31,258,554,955,490.75/7,551,505.80
  6. Step 6: Final answer
    x = 4,139,380.38

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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.