Home / 14,212,896.80-21,313,124.40-5,690,400.80

Finding the Fourth Proportional to 14,212,896.80, 21,313,124.40 and 5,690,400.80

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Solution

The fourth proportional to 14,212,896.80, 21,313,124.40 and 5,690,400.80 is: 8,533,110.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,212,896.80 : 21,313,124.40 = 5,690,400.80 : x
  2. Step 2: Convert to fraction form
    14,212,896.80/21,313,124.40 = 5,690,400.80/x
  3. Step 3: Cross multiply
    14,212,896.80x = 21,313,124.40 × 5,690,400.80
  4. Step 4: Simplify right side
    14,212,896.80x = 121,280,220,136,259.50
  5. Step 5: Solve for x
    x = 121,280,220,136,259.50/14,212,896.80
  6. Step 6: Final answer
    x = 8,533,110.59

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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.