Home / 31,173,228.90-43,017,784.92-17,233,696.80

Finding the Fourth Proportional to 31,173,228.90, 43,017,784.92 and 17,233,696.80

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Solution

The fourth proportional to 31,173,228.90, 43,017,784.92 and 17,233,696.80 is: 23,781,798.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,173,228.90 : 43,017,784.92 = 17,233,696.80 : x
  2. Step 2: Convert to fraction form
    31,173,228.90/43,017,784.92 = 17,233,696.80/x
  3. Step 3: Cross multiply
    31,173,228.90x = 43,017,784.92 × 17,233,696.80
  4. Step 4: Simplify right side
    31,173,228.90x = 741,355,462,318,892.38
  5. Step 5: Solve for x
    x = 741,355,462,318,892.38/31,173,228.90
  6. Step 6: Final answer
    x = 23,781,798.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.