Home / 19,596,896.12-29,391,395.70-12,307,099.88

Finding the Fourth Proportional to 19,596,896.12, 29,391,395.70 and 12,307,099.88

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Solution

The fourth proportional to 19,596,896.12, 29,391,395.70 and 12,307,099.88 is: 18,458,170.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,596,896.12 : 29,391,395.70 = 12,307,099.88 : x
  2. Step 2: Convert to fraction form
    19,596,896.12/29,391,395.70 = 12,307,099.88/x
  3. Step 3: Cross multiply
    19,596,896.12x = 29,391,395.70 × 12,307,099.88
  4. Step 4: Simplify right side
    19,596,896.12x = 361,722,842,492,502.50
  5. Step 5: Solve for x
    x = 361,722,842,492,502.50/19,596,896.12
  6. Step 6: Final answer
    x = 18,458,170.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.