Home / 45,743,336.43-68,594,862.36-21,489,156.51

Finding the Fourth Proportional to 45,743,336.43, 68,594,862.36 and 21,489,156.51

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Solution

The fourth proportional to 45,743,336.43, 68,594,862.36 and 21,489,156.51 is: 32,224,272.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,743,336.43 : 68,594,862.36 = 21,489,156.51 : x
  2. Step 2: Convert to fraction form
    45,743,336.43/68,594,862.36 = 21,489,156.51/x
  3. Step 3: Cross multiply
    45,743,336.43x = 68,594,862.36 × 21,489,156.51
  4. Step 4: Simplify right side
    45,743,336.43x = 1,474,045,732,859,301.50
  5. Step 5: Solve for x
    x = 1,474,045,732,859,301.50/45,743,336.43
  6. Step 6: Final answer
    x = 32,224,272.39

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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.