Home / 8,121,673.07-11,207,908.95-4,450,734.11

Finding the Fourth Proportional to 8,121,673.07, 11,207,908.95 and 4,450,734.11

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Solution

The fourth proportional to 8,121,673.07, 11,207,908.95 and 4,450,734.11 is: 6,142,013.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,121,673.07 : 11,207,908.95 = 4,450,734.11 : x
  2. Step 2: Convert to fraction form
    8,121,673.07/11,207,908.95 = 4,450,734.11/x
  3. Step 3: Cross multiply
    8,121,673.07x = 11,207,908.95 × 4,450,734.11
  4. Step 4: Simplify right side
    8,121,673.07x = 49,883,422,609,499.74
  5. Step 5: Solve for x
    x = 49,883,422,609,499.74/8,121,673.07
  6. Step 6: Final answer
    x = 6,142,013.13

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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.