Home / 51,415,749.72-70,953,869.37-27,894,285.25

Finding the Fourth Proportional to 51,415,749.72, 70,953,869.37 and 27,894,285.25

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Solution

The fourth proportional to 51,415,749.72, 70,953,869.37 and 27,894,285.25 is: 38,494,186.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,415,749.72 : 70,953,869.37 = 27,894,285.25 : x
  2. Step 2: Convert to fraction form
    51,415,749.72/70,953,869.37 = 27,894,285.25/x
  3. Step 3: Cross multiply
    51,415,749.72x = 70,953,869.37 × 27,894,285.25
  4. Step 4: Simplify right side
    51,415,749.72x = 1,979,207,471,516,029.25
  5. Step 5: Solve for x
    x = 1,979,207,471,516,029.25/51,415,749.72
  6. Step 6: Final answer
    x = 38,494,186.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.