Home / 21,055,157.01-31,585,744.46-6,483,307.23

Finding the Fourth Proportional to 21,055,157.01, 31,585,744.46 and 6,483,307.23

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Solution

The fourth proportional to 21,055,157.01, 31,585,744.46 and 6,483,307.23 is: 9,725,887.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,055,157.01 : 31,585,744.46 = 6,483,307.23 : x
  2. Step 2: Convert to fraction form
    21,055,157.01/31,585,744.46 = 6,483,307.23/x
  3. Step 3: Cross multiply
    21,055,157.01x = 31,585,744.46 × 6,483,307.23
  4. Step 4: Simplify right side
    21,055,157.01x = 204,780,085,438,658.72
  5. Step 5: Solve for x
    x = 204,780,085,438,658.72/21,055,157.01
  6. Step 6: Final answer
    x = 9,725,887.36

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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.