Home / 28,007,084.40-42,010,626.60-25,854,748.35

Finding the Fourth Proportional to 28,007,084.40, 42,010,626.60 and 25,854,748.35

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Solution

The fourth proportional to 28,007,084.40, 42,010,626.60 and 25,854,748.35 is: 38,782,122.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,007,084.40 : 42,010,626.60 = 25,854,748.35 : x
  2. Step 2: Convert to fraction form
    28,007,084.40/42,010,626.60 = 25,854,748.35/x
  3. Step 3: Cross multiply
    28,007,084.40x = 42,010,626.60 × 25,854,748.35
  4. Step 4: Simplify right side
    28,007,084.40x = 1,086,174,178,768,816.25
  5. Step 5: Solve for x
    x = 1,086,174,178,768,816.25/28,007,084.40
  6. Step 6: Final answer
    x = 38,782,122.53

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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.