Home / 47,872,743.56-71,819,203.64-15,522,123.49

Finding the Fourth Proportional to 47,872,743.56, 71,819,203.64 and 15,522,123.49

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Solution

The fourth proportional to 47,872,743.56, 71,819,203.64 and 15,522,123.49 is: 23,286,456.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,872,743.56 : 71,819,203.64 = 15,522,123.49 : x
  2. Step 2: Convert to fraction form
    47,872,743.56/71,819,203.64 = 15,522,123.49/x
  3. Step 3: Cross multiply
    47,872,743.56x = 71,819,203.64 × 15,522,123.49
  4. Step 4: Simplify right side
    47,872,743.56x = 1,114,786,547,596,379
  5. Step 5: Solve for x
    x = 1,114,786,547,596,379/47,872,743.56
  6. Step 6: Final answer
    x = 23,286,456.23

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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.