Home / 12,845,107.02-17,726,490.70-7,043,542.76

Finding the Fourth Proportional to 12,845,107.02, 17,726,490.70 and 7,043,542.76

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Solution

The fourth proportional to 12,845,107.02, 17,726,490.70 and 7,043,542.76 is: 9,720,222.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,845,107.02 : 17,726,490.70 = 7,043,542.76 : x
  2. Step 2: Convert to fraction form
    12,845,107.02/17,726,490.70 = 7,043,542.76/x
  3. Step 3: Cross multiply
    12,845,107.02x = 17,726,490.70 × 7,043,542.76
  4. Step 4: Simplify right side
    12,845,107.02x = 124,857,295,230,192.33
  5. Step 5: Solve for x
    x = 124,857,295,230,192.33/12,845,107.02
  6. Step 6: Final answer
    x = 9,720,222.26

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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.