Home / 30,551,290.40-45,880,079.70-16,202,383.40

Finding the Fourth Proportional to 30,551,290.40, 45,880,079.70 and 16,202,383.40

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Solution

The fourth proportional to 30,551,290.40, 45,880,079.70 and 16,202,383.40 is: 24,331,759.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,551,290.40 : 45,880,079.70 = 16,202,383.40 : x
  2. Step 2: Convert to fraction form
    30,551,290.40/45,880,079.70 = 16,202,383.40/x
  3. Step 3: Cross multiply
    30,551,290.40x = 45,880,079.70 × 16,202,383.40
  4. Step 4: Simplify right side
    30,551,290.40x = 743,366,641,721,957
  5. Step 5: Solve for x
    x = 743,366,641,721,957/30,551,290.40
  6. Step 6: Final answer
    x = 24,331,759.22

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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.