Home / 12,974,113.22-17,904,650.00-7,173,269.46

Finding the Fourth Proportional to 12,974,113.22, 17,904,650.00 and 7,173,269.46

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Solution

The fourth proportional to 12,974,113.22, 17,904,650.00 and 7,173,269.46 is: 9,899,318.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,974,113.22 : 17,904,650.00 = 7,173,269.46 : x
  2. Step 2: Convert to fraction form
    12,974,113.22/17,904,650.00 = 7,173,269.46/x
  3. Step 3: Cross multiply
    12,974,113.22x = 17,904,650.00 × 7,173,269.46
  4. Step 4: Simplify right side
    12,974,113.22x = 128,434,879,001,122.66
  5. Step 5: Solve for x
    x = 128,434,879,001,122.66/12,974,113.22
  6. Step 6: Final answer
    x = 9,899,318.50

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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.