Home / 12,845,052.06-17,726,415.14-7,043,487.80

Finding the Fourth Proportional to 12,845,052.06, 17,726,415.14 and 7,043,487.80

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Solution

The fourth proportional to 12,845,052.06, 17,726,415.14 and 7,043,487.80 is: 9,720,146.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,845,052.06 : 17,726,415.14 = 7,043,487.80 : x
  2. Step 2: Convert to fraction form
    12,845,052.06/17,726,415.14 = 7,043,487.80/x
  3. Step 3: Cross multiply
    12,845,052.06x = 17,726,415.14 × 7,043,487.80
  4. Step 4: Simplify right side
    12,845,052.06x = 124,855,788,776,325.30
  5. Step 5: Solve for x
    x = 124,855,788,776,325.30/12,845,052.06
  6. Step 6: Final answer
    x = 9,720,146.57

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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.