Home / 13,284,751.20-19,927,126.80-9,174,940.80

Finding the Fourth Proportional to 13,284,751.20, 19,927,126.80 and 9,174,940.80

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Solution

The fourth proportional to 13,284,751.20, 19,927,126.80 and 9,174,940.80 is: 13,762,411.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,284,751.20 : 19,927,126.80 = 9,174,940.80 : x
  2. Step 2: Convert to fraction form
    13,284,751.20/19,927,126.80 = 9,174,940.80/x
  3. Step 3: Cross multiply
    13,284,751.20x = 19,927,126.80 × 9,174,940.80
  4. Step 4: Simplify right side
    13,284,751.20x = 182,830,208,704,093.47
  5. Step 5: Solve for x
    x = 182,830,208,704,093.47/13,284,751.20
  6. Step 6: Final answer
    x = 13,762,411.20

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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.