Home / 48,871,541.58-73,307,380.41-20,820,773.40

Finding the Fourth Proportional to 48,871,541.58, 73,307,380.41 and 20,820,773.40

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Solution

The fourth proportional to 48,871,541.58, 73,307,380.41 and 20,820,773.40 is: 31,231,189.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,871,541.58 : 73,307,380.41 = 20,820,773.40 : x
  2. Step 2: Convert to fraction form
    48,871,541.58/73,307,380.41 = 20,820,773.40/x
  3. Step 3: Cross multiply
    48,871,541.58x = 73,307,380.41 × 20,820,773.40
  4. Step 4: Simplify right side
    48,871,541.58x = 1,526,316,356,064,209
  5. Step 5: Solve for x
    x = 1,526,316,356,064,209/48,871,541.58
  6. Step 6: Final answer
    x = 31,231,189.09

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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.