Home / 12,974,076.22-17,904,598.94-7,173,232.46

Finding the Fourth Proportional to 12,974,076.22, 17,904,598.94 and 7,173,232.46

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Solution

The fourth proportional to 12,974,076.22, 17,904,598.94 and 7,173,232.46 is: 9,899,267.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,974,076.22 : 17,904,598.94 = 7,173,232.46 : x
  2. Step 2: Convert to fraction form
    12,974,076.22/17,904,598.94 = 7,173,232.46/x
  3. Step 3: Cross multiply
    12,974,076.22x = 17,904,598.94 × 7,173,232.46
  4. Step 4: Simplify right side
    12,974,076.22x = 128,433,850,299,689.59
  5. Step 5: Solve for x
    x = 128,433,850,299,689.59/12,974,076.22
  6. Step 6: Final answer
    x = 9,899,267.44

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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.