Home / 72,032,904-99,414,894.24-41,085,979.20

Finding the Fourth Proportional to 72,032,904, 99,414,894.24 and 41,085,979.20

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Solution

The fourth proportional to 72,032,904, 99,414,894.24 and 41,085,979.20 is: 56,704,062.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,032,904 : 99,414,894.24 = 41,085,979.20 : x
  2. Step 2: Convert to fraction form
    72,032,904/99,414,894.24 = 41,085,979.20/x
  3. Step 3: Cross multiply
    72,032,904x = 99,414,894.24 × 41,085,979.20
  4. Step 4: Simplify right side
    72,032,904x = 4,084,558,276,914,840
  5. Step 5: Solve for x
    x = 4,084,558,276,914,840/72,032,904
  6. Step 6: Final answer
    x = 56,704,062.31

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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.