Home / 16,841,905.89-23,240,086.56-12,433,977.30

Finding the Fourth Proportional to 16,841,905.89, 23,240,086.56 and 12,433,977.30

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Solution

The fourth proportional to 16,841,905.89, 23,240,086.56 and 12,433,977.30 is: 17,157,601.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,841,905.89 : 23,240,086.56 = 12,433,977.30 : x
  2. Step 2: Convert to fraction form
    16,841,905.89/23,240,086.56 = 12,433,977.30/x
  3. Step 3: Cross multiply
    16,841,905.89x = 23,240,086.56 × 12,433,977.30
  4. Step 4: Simplify right side
    16,841,905.89x = 288,966,708,737,075.06
  5. Step 5: Solve for x
    x = 288,966,708,737,075.06/16,841,905.89
  6. Step 6: Final answer
    x = 17,157,601.44

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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.