Home / 64,530,792.20-96,768,194.70-21,383,323.40

Finding the Fourth Proportional to 64,530,792.20, 96,768,194.70 and 21,383,323.40

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Solution

The fourth proportional to 64,530,792.20, 96,768,194.70 and 21,383,323.40 is: 32,065,708.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,530,792.20 : 96,768,194.70 = 21,383,323.40 : x
  2. Step 2: Convert to fraction form
    64,530,792.20/96,768,194.70 = 21,383,323.40/x
  3. Step 3: Cross multiply
    64,530,792.20x = 96,768,194.70 × 21,383,323.40
  4. Step 4: Simplify right side
    64,530,792.20x = 2,069,225,602,104,266
  5. Step 5: Solve for x
    x = 2,069,225,602,104,266/64,530,792.20
  6. Step 6: Final answer
    x = 32,065,708.97

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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.