Home / 21,819,214.44-32,728,985.60-9,685,415.88

Finding the Fourth Proportional to 21,819,214.44, 32,728,985.60 and 9,685,415.88

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Solution

The fourth proportional to 21,819,214.44, 32,728,985.60 and 9,685,415.88 is: 14,528,196.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,819,214.44 : 32,728,985.60 = 9,685,415.88 : x
  2. Step 2: Convert to fraction form
    21,819,214.44/32,728,985.60 = 9,685,415.88/x
  3. Step 3: Cross multiply
    21,819,214.44x = 32,728,985.60 × 9,685,415.88
  4. Step 4: Simplify right side
    21,819,214.44x = 316,993,836,818,104.25
  5. Step 5: Solve for x
    x = 316,993,836,818,104.25/21,819,214.44
  6. Step 6: Final answer
    x = 14,528,196.59

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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.