Home / 13,303,816.80-19,955,725.20-4,328,368.80

Finding the Fourth Proportional to 13,303,816.80, 19,955,725.20 and 4,328,368.80

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Solution

The fourth proportional to 13,303,816.80, 19,955,725.20 and 4,328,368.80 is: 6,492,553.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,303,816.80 : 19,955,725.20 = 4,328,368.80 : x
  2. Step 2: Convert to fraction form
    13,303,816.80/19,955,725.20 = 4,328,368.80/x
  3. Step 3: Cross multiply
    13,303,816.80x = 19,955,725.20 × 4,328,368.80
  4. Step 4: Simplify right side
    13,303,816.80x = 86,375,738,337,053.75
  5. Step 5: Solve for x
    x = 86,375,738,337,053.75/13,303,816.80
  6. Step 6: Final answer
    x = 6,492,553.20

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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.