Home / 14,590,136.07-20,136,887.96-8,482,107.51

Finding the Fourth Proportional to 14,590,136.07, 20,136,887.96 and 8,482,107.51

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Solution

The fourth proportional to 14,590,136.07, 20,136,887.96 and 8,482,107.51 is: 11,706,761.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,590,136.07 : 20,136,887.96 = 8,482,107.51 : x
  2. Step 2: Convert to fraction form
    14,590,136.07/20,136,887.96 = 8,482,107.51/x
  3. Step 3: Cross multiply
    14,590,136.07x = 20,136,887.96 × 8,482,107.51
  4. Step 4: Simplify right side
    14,590,136.07x = 170,803,248,551,134.03
  5. Step 5: Solve for x
    x = 170,803,248,551,134.03/14,590,136.07
  6. Step 6: Final answer
    x = 11,706,761.87

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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.