Home / 22,143,791.81-30,559,318.47-12,355,091.46

Finding the Fourth Proportional to 22,143,791.81, 30,559,318.47 and 12,355,091.46

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Solution

The fourth proportional to 22,143,791.81, 30,559,318.47 and 12,355,091.46 is: 17,050,520.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,143,791.81 : 30,559,318.47 = 12,355,091.46 : x
  2. Step 2: Convert to fraction form
    22,143,791.81/30,559,318.47 = 12,355,091.46/x
  3. Step 3: Cross multiply
    22,143,791.81x = 30,559,318.47 × 12,355,091.46
  4. Step 4: Simplify right side
    22,143,791.81x = 377,563,174,652,117.25
  5. Step 5: Solve for x
    x = 377,563,174,652,117.25/22,143,791.81
  6. Step 6: Final answer
    x = 17,050,520.43

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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.