Home / 12,756,665.23-17,606,217.48-7,603,016.11

Finding the Fourth Proportional to 12,756,665.23, 17,606,217.48 and 7,603,016.11

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Solution

The fourth proportional to 12,756,665.23, 17,606,217.48 and 7,603,016.11 is: 10,493,365.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,756,665.23 : 17,606,217.48 = 7,603,016.11 : x
  2. Step 2: Convert to fraction form
    12,756,665.23/17,606,217.48 = 7,603,016.11/x
  3. Step 3: Cross multiply
    12,756,665.23x = 17,606,217.48 × 7,603,016.11
  4. Step 4: Simplify right side
    12,756,665.23x = 133,860,355,136,603.61
  5. Step 5: Solve for x
    x = 133,860,355,136,603.61/12,756,665.23
  6. Step 6: Final answer
    x = 10,493,365.84

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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.