Home / 73,871,671.02-101,941,126.47-40,379,661.42

Finding the Fourth Proportional to 73,871,671.02, 101,941,126.47 and 40,379,661.42

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Solution

The fourth proportional to 73,871,671.02, 101,941,126.47 and 40,379,661.42 is: 55,722,960.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,871,671.02 : 101,941,126.47 = 40,379,661.42 : x
  2. Step 2: Convert to fraction form
    73,871,671.02/101,941,126.47 = 40,379,661.42/x
  3. Step 3: Cross multiply
    73,871,671.02x = 101,941,126.47 × 40,379,661.42
  4. Step 4: Simplify right side
    73,871,671.02x = 4,116,348,171,632,000
  5. Step 5: Solve for x
    x = 4,116,348,171,632,000/73,871,671.02
  6. Step 6: Final answer
    x = 55,722,960.03

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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.