Home / 21,582,087.80-32,374,974.90-7,398,663.80

Finding the Fourth Proportional to 21,582,087.80, 32,374,974.90 and 7,398,663.80

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Solution

The fourth proportional to 21,582,087.80, 32,374,974.90 and 7,398,663.80 is: 11,098,627.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,582,087.80 : 32,374,974.90 = 7,398,663.80 : x
  2. Step 2: Convert to fraction form
    21,582,087.80/32,374,974.90 = 7,398,663.80/x
  3. Step 3: Cross multiply
    21,582,087.80x = 32,374,974.90 × 7,398,663.80
  4. Step 4: Simplify right side
    21,582,087.80x = 239,531,554,818,538.59
  5. Step 5: Solve for x
    x = 239,531,554,818,538.59/21,582,087.80
  6. Step 6: Final answer
    x = 11,098,627.58

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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.