Home / 13,316,586.06-18,371,659.82-7,733,882.19

Finding the Fourth Proportional to 13,316,586.06, 18,371,659.82 and 7,733,882.19

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Solution

The fourth proportional to 13,316,586.06, 18,371,659.82 and 7,733,882.19 is: 10,669,720.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,316,586.06 : 18,371,659.82 = 7,733,882.19 : x
  2. Step 2: Convert to fraction form
    13,316,586.06/18,371,659.82 = 7,733,882.19/x
  3. Step 3: Cross multiply
    13,316,586.06x = 18,371,659.82 × 7,733,882.19
  4. Step 4: Simplify right side
    13,316,586.06x = 142,084,252,712,860.94
  5. Step 5: Solve for x
    x = 142,084,252,712,860.94/13,316,586.06
  6. Step 6: Final answer
    x = 10,669,720.61

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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.