Home / 22,475,109.84-31,015,733.40-12,161,833.08

Finding the Fourth Proportional to 22,475,109.84, 31,015,733.40 and 12,161,833.08

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Solution

The fourth proportional to 22,475,109.84, 31,015,733.40 and 12,161,833.08 is: 16,783,373.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,475,109.84 : 31,015,733.40 = 12,161,833.08 : x
  2. Step 2: Convert to fraction form
    22,475,109.84/31,015,733.40 = 12,161,833.08/x
  3. Step 3: Cross multiply
    22,475,109.84x = 31,015,733.40 × 12,161,833.08
  4. Step 4: Simplify right side
    22,475,109.84x = 377,208,172,464,580.88
  5. Step 5: Solve for x
    x = 377,208,172,464,580.88/22,475,109.84
  6. Step 6: Final answer
    x = 16,783,373.93

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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.