Home / 18,889,168.24-28,338,700.55-5,934,795.51

Finding the Fourth Proportional to 18,889,168.24, 28,338,700.55 and 5,934,795.51

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Solution

The fourth proportional to 18,889,168.24, 28,338,700.55 and 5,934,795.51 is: 8,903,747.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,889,168.24 : 28,338,700.55 = 5,934,795.51 : x
  2. Step 2: Convert to fraction form
    18,889,168.24/28,338,700.55 = 5,934,795.51/x
  3. Step 3: Cross multiply
    18,889,168.24x = 28,338,700.55 × 5,934,795.51
  4. Step 4: Simplify right side
    18,889,168.24x = 168,184,392,893,353.91
  5. Step 5: Solve for x
    x = 168,184,392,893,353.91/18,889,168.24
  6. Step 6: Final answer
    x = 8,903,747.94

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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.