Home / 28,082,724.40-42,040,105.80-26,421,770.80

Finding the Fourth Proportional to 28,082,724.40, 42,040,105.80 and 26,421,770.80

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Solution

The fourth proportional to 28,082,724.40, 42,040,105.80 and 26,421,770.80 is: 39,553,642.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,082,724.40 : 42,040,105.80 = 26,421,770.80 : x
  2. Step 2: Convert to fraction form
    28,082,724.40/42,040,105.80 = 26,421,770.80/x
  3. Step 3: Cross multiply
    28,082,724.40x = 42,040,105.80 × 26,421,770.80
  4. Step 4: Simplify right side
    28,082,724.40x = 1,110,774,039,855,350.62
  5. Step 5: Solve for x
    x = 1,110,774,039,855,350.62/28,082,724.40
  6. Step 6: Final answer
    x = 39,553,642.45

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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.