Home / 64,956,912.12-97,444,323.54-21,829,456.80

Finding the Fourth Proportional to 64,956,912.12, 97,444,323.54 and 21,829,456.80

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Solution

The fourth proportional to 64,956,912.12, 97,444,323.54 and 21,829,456.80 is: 32,747,194.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,956,912.12 : 97,444,323.54 = 21,829,456.80 : x
  2. Step 2: Convert to fraction form
    64,956,912.12/97,444,323.54 = 21,829,456.80/x
  3. Step 3: Cross multiply
    64,956,912.12x = 97,444,323.54 × 21,829,456.80
  4. Step 4: Simplify right side
    64,956,912.12x = 2,127,156,651,121,653.25
  5. Step 5: Solve for x
    x = 2,127,156,651,121,653.25/64,956,912.12
  6. Step 6: Final answer
    x = 32,747,194.74

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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.