Home / 5,280,030.38-7,906,648.73-4,424,853.21

Finding the Fourth Proportional to 5,280,030.38, 7,906,648.73 and 4,424,853.21

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Solution

The fourth proportional to 5,280,030.38, 7,906,648.73 and 4,424,853.21 is: 6,626,052.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280,030.38 : 7,906,648.73 = 4,424,853.21 : x
  2. Step 2: Convert to fraction form
    5,280,030.38/7,906,648.73 = 4,424,853.21/x
  3. Step 3: Cross multiply
    5,280,030.38x = 7,906,648.73 × 4,424,853.21
  4. Step 4: Simplify right side
    5,280,030.38x = 34,985,759,991,158.66
  5. Step 5: Solve for x
    x = 34,985,759,991,158.66/5,280,030.38
  6. Step 6: Final answer
    x = 6,626,052.79

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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.