Home / 23,111,948.74-31,894,460.49-12,798,659.38

Finding the Fourth Proportional to 23,111,948.74, 31,894,460.49 and 12,798,659.38

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Solution

The fourth proportional to 23,111,948.74, 31,894,460.49 and 12,798,659.38 is: 17,662,134.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,111,948.74 : 31,894,460.49 = 12,798,659.38 : x
  2. Step 2: Convert to fraction form
    23,111,948.74/31,894,460.49 = 12,798,659.38/x
  3. Step 3: Cross multiply
    23,111,948.74x = 31,894,460.49 × 12,798,659.38
  4. Step 4: Simplify right side
    23,111,948.74x = 408,206,335,920,377.88
  5. Step 5: Solve for x
    x = 408,206,335,920,377.88/23,111,948.74
  6. Step 6: Final answer
    x = 17,662,134.01

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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.