Home / 39,622,605.60-59,433,908.40-19,162,127.10

Finding the Fourth Proportional to 39,622,605.60, 59,433,908.40 and 19,162,127.10

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Solution

The fourth proportional to 39,622,605.60, 59,433,908.40 and 19,162,127.10 is: 28,743,190.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,622,605.60 : 59,433,908.40 = 19,162,127.10 : x
  2. Step 2: Convert to fraction form
    39,622,605.60/59,433,908.40 = 19,162,127.10/x
  3. Step 3: Cross multiply
    39,622,605.60x = 59,433,908.40 × 19,162,127.10
  4. Step 4: Simplify right side
    39,622,605.60x = 1,138,880,106,810,557.75
  5. Step 5: Solve for x
    x = 1,138,880,106,810,557.75/39,622,605.60
  6. Step 6: Final answer
    x = 28,743,190.65

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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.