Home / 53,640,614.16-80,472,915.60-19,561,960.08

Finding the Fourth Proportional to 53,640,614.16, 80,472,915.60 and 19,561,960.08

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Solution

The fourth proportional to 53,640,614.16, 80,472,915.60 and 19,561,960.08 is: 29,347,314.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,640,614.16 : 80,472,915.60 = 19,561,960.08 : x
  2. Step 2: Convert to fraction form
    53,640,614.16/80,472,915.60 = 19,561,960.08/x
  3. Step 3: Cross multiply
    53,640,614.16x = 80,472,915.60 × 19,561,960.08
  4. Step 4: Simplify right side
    53,640,614.16x = 1,574,207,962,488,409
  5. Step 5: Solve for x
    x = 1,574,207,962,488,409/53,640,614.16
  6. Step 6: Final answer
    x = 29,347,314.29

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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.