Home / 69,923,932.16-96,495,430.72-38,986,027.52

Finding the Fourth Proportional to 69,923,932.16, 96,495,430.72 and 38,986,027.52

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Solution

The fourth proportional to 69,923,932.16, 96,495,430.72 and 38,986,027.52 is: 53,800,943.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,923,932.16 : 96,495,430.72 = 38,986,027.52 : x
  2. Step 2: Convert to fraction form
    69,923,932.16/96,495,430.72 = 38,986,027.52/x
  3. Step 3: Cross multiply
    69,923,932.16x = 96,495,430.72 × 38,986,027.52
  4. Step 4: Simplify right side
    69,923,932.16x = 3,761,973,517,604,173.50
  5. Step 5: Solve for x
    x = 3,761,973,517,604,173.50/69,923,932.16
  6. Step 6: Final answer
    x = 53,800,943.42

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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.