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Finding the Fourth Proportional to 16,443,010.80, 23,070,603.60 and 16,443,010.80

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Solution

The fourth proportional to 16,443,010.80, 23,070,603.60 and 16,443,010.80 is: 23,070,603.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,443,010.80 : 23,070,603.60 = 16,443,010.80 : x
  2. Step 2: Convert to fraction form
    16,443,010.80/23,070,603.60 = 16,443,010.80/x
  3. Step 3: Cross multiply
    16,443,010.80x = 23,070,603.60 × 16,443,010.80
  4. Step 4: Simplify right side
    16,443,010.80x = 379,350,184,157,318.94
  5. Step 5: Solve for x
    x = 379,350,184,157,318.94/16,443,010.80
  6. Step 6: Final answer
    x = 23,070,603.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.