Home / 22,789,112.12-31,448,973.70-12,475,835.16

Finding the Fourth Proportional to 22,789,112.12, 31,448,973.70 and 12,475,835.16

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Solution

The fourth proportional to 22,789,112.12, 31,448,973.70 and 12,475,835.16 is: 17,216,651.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,789,112.12 : 31,448,973.70 = 12,475,835.16 : x
  2. Step 2: Convert to fraction form
    22,789,112.12/31,448,973.70 = 12,475,835.16/x
  3. Step 3: Cross multiply
    22,789,112.12x = 31,448,973.70 × 12,475,835.16
  4. Step 4: Simplify right side
    22,789,112.12x = 392,352,211,832,375.31
  5. Step 5: Solve for x
    x = 392,352,211,832,375.31/22,789,112.12
  6. Step 6: Final answer
    x = 17,216,651.96

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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.