Home / 13,213,483.59-19,816,944.87-3,628,387.47

Finding the Fourth Proportional to 13,213,483.59, 19,816,944.87 and 3,628,387.47

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Solution

The fourth proportional to 13,213,483.59, 19,816,944.87 and 3,628,387.47 is: 5,441,680.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,213,483.59 : 19,816,944.87 = 3,628,387.47 : x
  2. Step 2: Convert to fraction form
    13,213,483.59/19,816,944.87 = 3,628,387.47/x
  3. Step 3: Cross multiply
    13,213,483.59x = 19,816,944.87 × 3,628,387.47
  4. Step 4: Simplify right side
    13,213,483.59x = 71,903,554,459,988.78
  5. Step 5: Solve for x
    x = 71,903,554,459,988.78/13,213,483.59
  6. Step 6: Final answer
    x = 5,441,680.38

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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.