Home / 28,800,712.42-43,201,110.21-11,761,385.36

Finding the Fourth Proportional to 28,800,712.42, 43,201,110.21 and 11,761,385.36

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Solution

The fourth proportional to 28,800,712.42, 43,201,110.21 and 11,761,385.36 is: 17,642,095.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,800,712.42 : 43,201,110.21 = 11,761,385.36 : x
  2. Step 2: Convert to fraction form
    28,800,712.42/43,201,110.21 = 11,761,385.36/x
  3. Step 3: Cross multiply
    28,800,712.42x = 43,201,110.21 × 11,761,385.36
  4. Step 4: Simplify right side
    28,800,712.42x = 508,104,904,899,529.75
  5. Step 5: Solve for x
    x = 508,104,904,899,529.75/28,800,712.42
  6. Step 6: Final answer
    x = 17,642,095.01

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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.