Home / 42,009,381.68-62,976,255.24-15,076,739.12

Finding the Fourth Proportional to 42,009,381.68, 62,976,255.24 and 15,076,739.12

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Solution

The fourth proportional to 42,009,381.68, 62,976,255.24 and 15,076,739.12 is: 22,601,536.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,009,381.68 : 62,976,255.24 = 15,076,739.12 : x
  2. Step 2: Convert to fraction form
    42,009,381.68/62,976,255.24 = 15,076,739.12/x
  3. Step 3: Cross multiply
    42,009,381.68x = 62,976,255.24 × 15,076,739.12
  4. Step 4: Simplify right side
    42,009,381.68x = 949,476,571,008,013
  5. Step 5: Solve for x
    x = 949,476,571,008,013/42,009,381.68
  6. Step 6: Final answer
    x = 22,601,536.44

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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.