Home / 19,313,103.60-28,969,655.40-16,195,316.40

Finding the Fourth Proportional to 19,313,103.60, 28,969,655.40 and 16,195,316.40

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Solution

The fourth proportional to 19,313,103.60, 28,969,655.40 and 16,195,316.40 is: 24,292,974.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,313,103.60 : 28,969,655.40 = 16,195,316.40 : x
  2. Step 2: Convert to fraction form
    19,313,103.60/28,969,655.40 = 16,195,316.40/x
  3. Step 3: Cross multiply
    19,313,103.60x = 28,969,655.40 × 16,195,316.40
  4. Step 4: Simplify right side
    19,313,103.60x = 469,172,735,201,968.56
  5. Step 5: Solve for x
    x = 469,172,735,201,968.56/19,313,103.60
  6. Step 6: Final answer
    x = 24,292,974.60

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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.