Home / 29,002,108.07-40,021,992.86-15,949,326.62

Finding the Fourth Proportional to 29,002,108.07, 40,021,992.86 and 15,949,326.62

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Solution

The fourth proportional to 29,002,108.07, 40,021,992.86 and 15,949,326.62 is: 22,009,566.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,002,108.07 : 40,021,992.86 = 15,949,326.62 : x
  2. Step 2: Convert to fraction form
    29,002,108.07/40,021,992.86 = 15,949,326.62/x
  3. Step 3: Cross multiply
    29,002,108.07x = 40,021,992.86 × 15,949,326.62
  4. Step 4: Simplify right side
    29,002,108.07x = 638,323,835,827,591.25
  5. Step 5: Solve for x
    x = 638,323,835,827,591.25/29,002,108.07
  6. Step 6: Final answer
    x = 22,009,566.84

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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.