Home / 11,817,019.53-16,307,471.12-6,384,511.53

Finding the Fourth Proportional to 11,817,019.53, 16,307,471.12 and 6,384,511.53

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Solution

The fourth proportional to 11,817,019.53, 16,307,471.12 and 6,384,511.53 is: 8,810,617.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,817,019.53 : 16,307,471.12 = 6,384,511.53 : x
  2. Step 2: Convert to fraction form
    11,817,019.53/16,307,471.12 = 6,384,511.53/x
  3. Step 3: Cross multiply
    11,817,019.53x = 16,307,471.12 × 6,384,511.53
  4. Step 4: Simplify right side
    11,817,019.53x = 104,115,237,358,859.47
  5. Step 5: Solve for x
    x = 104,115,237,358,859.47/11,817,019.53
  6. Step 6: Final answer
    x = 8,810,617.36

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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.