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Finding the Fourth Proportional to 32,668,807.87, 49,004,563.97 and 9,639,742.31

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Solution

The fourth proportional to 32,668,807.87, 49,004,563.97 and 9,639,742.31 is: 14,460,012.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,668,807.87 : 49,004,563.97 = 9,639,742.31 : x
  2. Step 2: Convert to fraction form
    32,668,807.87/49,004,563.97 = 9,639,742.31/x
  3. Step 3: Cross multiply
    32,668,807.87x = 49,004,563.97 × 9,639,742.31
  4. Step 4: Simplify right side
    32,668,807.87x = 472,391,368,868,991
  5. Step 5: Solve for x
    x = 472,391,368,868,991/32,668,807.87
  6. Step 6: Final answer
    x = 14,460,012.46

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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.