Home / 19,107,390.24-28,593,771.12-11,922,308.64

Finding the Fourth Proportional to 19,107,390.24, 28,593,771.12 and 11,922,308.64

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Solution

The fourth proportional to 19,107,390.24, 28,593,771.12 and 11,922,308.64 is: 17,841,461.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,107,390.24 : 28,593,771.12 = 11,922,308.64 : x
  2. Step 2: Convert to fraction form
    19,107,390.24/28,593,771.12 = 11,922,308.64/x
  3. Step 3: Cross multiply
    19,107,390.24x = 28,593,771.12 × 11,922,308.64
  4. Step 4: Simplify right side
    19,107,390.24x = 340,903,764,474,158.50
  5. Step 5: Solve for x
    x = 340,903,764,474,158.50/19,107,390.24
  6. Step 6: Final answer
    x = 17,841,461.35

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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.