Home / 44,294,007.80-66,450,342.90-18,721,854.20

Finding the Fourth Proportional to 44,294,007.80, 66,450,342.90 and 18,721,854.20

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Solution

The fourth proportional to 44,294,007.80, 66,450,342.90 and 18,721,854.20 is: 28,086,725.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,294,007.80 : 66,450,342.90 = 18,721,854.20 : x
  2. Step 2: Convert to fraction form
    44,294,007.80/66,450,342.90 = 18,721,854.20/x
  3. Step 3: Cross multiply
    44,294,007.80x = 66,450,342.90 × 18,721,854.20
  4. Step 4: Simplify right side
    44,294,007.80x = 1,244,073,631,313,805
  5. Step 5: Solve for x
    x = 1,244,073,631,313,805/44,294,007.80
  6. Step 6: Final answer
    x = 28,086,725.34

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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.