Home / 13,308,837.80-19,947,510.30-5,632,467.80

Finding the Fourth Proportional to 13,308,837.80, 19,947,510.30 and 5,632,467.80

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Solution

The fourth proportional to 13,308,837.80, 19,947,510.30 and 5,632,467.80 is: 8,442,037.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,308,837.80 : 19,947,510.30 = 5,632,467.80 : x
  2. Step 2: Convert to fraction form
    13,308,837.80/19,947,510.30 = 5,632,467.80/x
  3. Step 3: Cross multiply
    13,308,837.80x = 19,947,510.30 × 5,632,467.80
  4. Step 4: Simplify right side
    13,308,837.80x = 112,353,709,454,918.34
  5. Step 5: Solve for x
    x = 112,353,709,454,918.34/13,308,837.80
  6. Step 6: Final answer
    x = 8,442,037.63

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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.