Home / 42,841,286.16-59,080,441.32-28,130,997.84

Finding the Fourth Proportional to 42,841,286.16, 59,080,441.32 and 28,130,997.84

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Solution

The fourth proportional to 42,841,286.16, 59,080,441.32 and 28,130,997.84 is: 38,794,161.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,841,286.16 : 59,080,441.32 = 28,130,997.84 : x
  2. Step 2: Convert to fraction form
    42,841,286.16/59,080,441.32 = 28,130,997.84/x
  3. Step 3: Cross multiply
    42,841,286.16x = 59,080,441.32 × 28,130,997.84
  4. Step 4: Simplify right side
    42,841,286.16x = 1,661,991,767,159,166.75
  5. Step 5: Solve for x
    x = 1,661,991,767,159,166.75/42,841,286.16
  6. Step 6: Final answer
    x = 38,794,161.34

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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.