Home / 115,026,957.36-172,541,961.48-38,350,010.16

Finding the Fourth Proportional to 115,026,957.36, 172,541,961.48 and 38,350,010.16

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Solution

The fourth proportional to 115,026,957.36, 172,541,961.48 and 38,350,010.16 is: 57,525,523.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,026,957.36 : 172,541,961.48 = 38,350,010.16 : x
  2. Step 2: Convert to fraction form
    115,026,957.36/172,541,961.48 = 38,350,010.16/x
  3. Step 3: Cross multiply
    115,026,957.36x = 172,541,961.48 × 38,350,010.16
  4. Step 4: Simplify right side
    115,026,957.36x = 6,616,985,975,784,328
  5. Step 5: Solve for x
    x = 6,616,985,975,784,328/115,026,957.36
  6. Step 6: Final answer
    x = 57,525,523.82

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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.