Home / 19,689,950.70-29,561,498.10-15,650,999.10

Finding the Fourth Proportional to 19,689,950.70, 29,561,498.10 and 15,650,999.10

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Solution

The fourth proportional to 19,689,950.70, 29,561,498.10 and 15,650,999.10 is: 23,497,620.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,689,950.70 : 29,561,498.10 = 15,650,999.10 : x
  2. Step 2: Convert to fraction form
    19,689,950.70/29,561,498.10 = 15,650,999.10/x
  3. Step 3: Cross multiply
    19,689,950.70x = 29,561,498.10 × 15,650,999.10
  4. Step 4: Simplify right side
    19,689,950.70x = 462,666,980,157,751.75
  5. Step 5: Solve for x
    x = 462,666,980,157,751.75/19,689,950.70
  6. Step 6: Final answer
    x = 23,497,620.04

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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.