Home / 21,814,276.40-32,721,414.60-7,432,564.40

Finding the Fourth Proportional to 21,814,276.40, 32,721,414.60 and 7,432,564.40

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Solution

The fourth proportional to 21,814,276.40, 32,721,414.60 and 7,432,564.40 is: 11,148,846.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,814,276.40 : 32,721,414.60 = 7,432,564.40 : x
  2. Step 2: Convert to fraction form
    21,814,276.40/32,721,414.60 = 7,432,564.40/x
  3. Step 3: Cross multiply
    21,814,276.40x = 32,721,414.60 × 7,432,564.40
  4. Step 4: Simplify right side
    21,814,276.40x = 243,204,021,273,600.25
  5. Step 5: Solve for x
    x = 243,204,021,273,600.25/21,814,276.40
  6. Step 6: Final answer
    x = 11,148,846.60

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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.