Home / 28,953,729.36-39,971,658.96-22,323,837.60

Finding the Fourth Proportional to 28,953,729.36, 39,971,658.96 and 22,323,837.60

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Solution

The fourth proportional to 28,953,729.36, 39,971,658.96 and 22,323,837.60 is: 30,818,856.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,953,729.36 : 39,971,658.96 = 22,323,837.60 : x
  2. Step 2: Convert to fraction form
    28,953,729.36/39,971,658.96 = 22,323,837.60/x
  3. Step 3: Cross multiply
    28,953,729.36x = 39,971,658.96 × 22,323,837.60
  4. Step 4: Simplify right side
    28,953,729.36x = 892,320,823,225,625
  5. Step 5: Solve for x
    x = 892,320,823,225,625/28,953,729.36
  6. Step 6: Final answer
    x = 30,818,856.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.