Home / 12,899,028.06-17,801,395.21-7,393,320.01

Finding the Fourth Proportional to 12,899,028.06, 17,801,395.21 and 7,393,320.01

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Solution

The fourth proportional to 12,899,028.06, 17,801,395.21 and 7,393,320.01 is: 10,203,203.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,899,028.06 : 17,801,395.21 = 7,393,320.01 : x
  2. Step 2: Convert to fraction form
    12,899,028.06/17,801,395.21 = 7,393,320.01/x
  3. Step 3: Cross multiply
    12,899,028.06x = 17,801,395.21 × 7,393,320.01
  4. Step 4: Simplify right side
    12,899,028.06x = 131,611,411,343,371.70
  5. Step 5: Solve for x
    x = 131,611,411,343,371.70/12,899,028.06
  6. Step 6: Final answer
    x = 10,203,203.74

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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.