Home / 13,141,037.80-19,711,556.70-3,557,895.40

Finding the Fourth Proportional to 13,141,037.80, 19,711,556.70 and 3,557,895.40

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Solution

The fourth proportional to 13,141,037.80, 19,711,556.70 and 3,557,895.40 is: 5,336,843.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,141,037.80 : 19,711,556.70 = 3,557,895.40 : x
  2. Step 2: Convert to fraction form
    13,141,037.80/19,711,556.70 = 3,557,895.40/x
  3. Step 3: Cross multiply
    13,141,037.80x = 19,711,556.70 × 3,557,895.40
  4. Step 4: Simplify right side
    13,141,037.80x = 70,131,656,909,769.17
  5. Step 5: Solve for x
    x = 70,131,656,909,769.17/13,141,037.80
  6. Step 6: Final answer
    x = 5,336,843.10

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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.