Home / 19,132,966.36-28,684,293.60-9,543,408.76

Finding the Fourth Proportional to 19,132,966.36, 28,684,293.60 and 9,543,408.76

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Solution

The fourth proportional to 19,132,966.36, 28,684,293.60 and 9,543,408.76 is: 14,307,553.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,132,966.36 : 28,684,293.60 = 9,543,408.76 : x
  2. Step 2: Convert to fraction form
    19,132,966.36/28,684,293.60 = 9,543,408.76/x
  3. Step 3: Cross multiply
    19,132,966.36x = 28,684,293.60 × 9,543,408.76
  4. Step 4: Simplify right side
    19,132,966.36x = 273,745,938,816,651.94
  5. Step 5: Solve for x
    x = 273,745,938,816,651.94/19,132,966.36
  6. Step 6: Final answer
    x = 14,307,553.45

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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.