Home / 84,549,958.44-116,686,138.50-47,887,051.56

Finding the Fourth Proportional to 84,549,958.44, 116,686,138.50 and 47,887,051.56

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Solution

The fourth proportional to 84,549,958.44, 116,686,138.50 and 47,887,051.56 is: 66,088,206.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,549,958.44 : 116,686,138.50 = 47,887,051.56 : x
  2. Step 2: Convert to fraction form
    84,549,958.44/116,686,138.50 = 47,887,051.56/x
  3. Step 3: Cross multiply
    84,549,958.44x = 116,686,138.50 × 47,887,051.56
  4. Step 4: Simplify right side
    84,549,958.44x = 5,587,755,130,686,801
  5. Step 5: Solve for x
    x = 5,587,755,130,686,801/84,549,958.44
  6. Step 6: Final answer
    x = 66,088,206.71

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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.