Home / 13,240,493.06-18,273,411.27-7,735,244.09

Finding the Fourth Proportional to 13,240,493.06, 18,273,411.27 and 7,735,244.09

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Solution

The fourth proportional to 13,240,493.06, 18,273,411.27 and 7,735,244.09 is: 10,675,531.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,240,493.06 : 18,273,411.27 = 7,735,244.09 : x
  2. Step 2: Convert to fraction form
    13,240,493.06/18,273,411.27 = 7,735,244.09/x
  3. Step 3: Cross multiply
    13,240,493.06x = 18,273,411.27 × 7,735,244.09
  4. Step 4: Simplify right side
    13,240,493.06x = 141,349,296,439,039.84
  5. Step 5: Solve for x
    x = 141,349,296,439,039.84/13,240,493.06
  6. Step 6: Final answer
    x = 10,675,531.18

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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.