Home / 43,986,032.20-65,995,637.10-21,287,024.20

Finding the Fourth Proportional to 43,986,032.20, 65,995,637.10 and 21,287,024.20

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Solution

The fourth proportional to 43,986,032.20, 65,995,637.10 and 21,287,024.20 is: 31,938,564.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,986,032.20 : 65,995,637.10 = 21,287,024.20 : x
  2. Step 2: Convert to fraction form
    43,986,032.20/65,995,637.10 = 21,287,024.20/x
  3. Step 3: Cross multiply
    43,986,032.20x = 65,995,637.10 × 21,287,024.20
  4. Step 4: Simplify right side
    43,986,032.20x = 1,404,850,724,042,117.75
  5. Step 5: Solve for x
    x = 1,404,850,724,042,117.75/43,986,032.20
  6. Step 6: Final answer
    x = 31,938,564.44

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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.