Home / 21,292,233.50-31,938,606.44-5,938,588.31

Finding the Fourth Proportional to 21,292,233.50, 31,938,606.44 and 5,938,588.31

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Solution

The fourth proportional to 21,292,233.50, 31,938,606.44 and 5,938,588.31 is: 8,907,953.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,292,233.50 : 31,938,606.44 = 5,938,588.31 : x
  2. Step 2: Convert to fraction form
    21,292,233.50/31,938,606.44 = 5,938,588.31/x
  3. Step 3: Cross multiply
    21,292,233.50x = 31,938,606.44 × 5,938,588.31
  4. Step 4: Simplify right side
    21,292,233.50x = 189,670,234,652,888.72
  5. Step 5: Solve for x
    x = 189,670,234,652,888.72/21,292,233.50
  6. Step 6: Final answer
    x = 8,907,953.91

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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.