Home / 13,104,033.18-18,083,625.80-7,600,666.38

Finding the Fourth Proportional to 13,104,033.18, 18,083,625.80 and 7,600,666.38

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Solution

The fourth proportional to 13,104,033.18, 18,083,625.80 and 7,600,666.38 is: 10,488,954.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,104,033.18 : 18,083,625.80 = 7,600,666.38 : x
  2. Step 2: Convert to fraction form
    13,104,033.18/18,083,625.80 = 7,600,666.38/x
  3. Step 3: Cross multiply
    13,104,033.18x = 18,083,625.80 × 7,600,666.38
  4. Step 4: Simplify right side
    13,104,033.18x = 137,447,606,646,560.61
  5. Step 5: Solve for x
    x = 137,447,606,646,560.61/13,104,033.18
  6. Step 6: Final answer
    x = 10,488,954.41

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1.5x scale

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.