Home / 39,960,938.52-55,146,094.34-21,626,224.02

Finding the Fourth Proportional to 39,960,938.52, 55,146,094.34 and 21,626,224.02

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Solution

The fourth proportional to 39,960,938.52, 55,146,094.34 and 21,626,224.02 is: 29,844,188.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,960,938.52 : 55,146,094.34 = 21,626,224.02 : x
  2. Step 2: Convert to fraction form
    39,960,938.52/55,146,094.34 = 21,626,224.02/x
  3. Step 3: Cross multiply
    39,960,938.52x = 55,146,094.34 × 21,626,224.02
  4. Step 4: Simplify right side
    39,960,938.52x = 1,192,601,789,916,763
  5. Step 5: Solve for x
    x = 1,192,601,789,916,763/39,960,938.52
  6. Step 6: Final answer
    x = 29,844,188.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.