Home / 12,756,655.22-17,606,203.70-7,603,006.14

Finding the Fourth Proportional to 12,756,655.22, 17,606,203.70 and 7,603,006.14

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Solution

The fourth proportional to 12,756,655.22, 17,606,203.70 and 7,603,006.14 is: 10,493,352.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,756,655.22 : 17,606,203.70 = 7,603,006.14 : x
  2. Step 2: Convert to fraction form
    12,756,655.22/17,606,203.70 = 7,603,006.14/x
  3. Step 3: Cross multiply
    12,756,655.22x = 17,606,203.70 × 7,603,006.14
  4. Step 4: Simplify right side
    12,756,655.22x = 133,860,074,795,175.69
  5. Step 5: Solve for x
    x = 133,860,074,795,175.69/12,756,655.22
  6. Step 6: Final answer
    x = 10,493,352.10

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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.