Home / 13,623,166.17-18,804,524.93-8,118,267.25

Finding the Fourth Proportional to 13,623,166.17, 18,804,524.93 and 8,118,267.25

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Solution

The fourth proportional to 13,623,166.17, 18,804,524.93 and 8,118,267.25 is: 11,205,923.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,623,166.17 : 18,804,524.93 = 8,118,267.25 : x
  2. Step 2: Convert to fraction form
    13,623,166.17/18,804,524.93 = 8,118,267.25/x
  3. Step 3: Cross multiply
    13,623,166.17x = 18,804,524.93 × 8,118,267.25
  4. Step 4: Simplify right side
    13,623,166.17x = 152,660,158,891,027.53
  5. Step 5: Solve for x
    x = 152,660,158,891,027.53/13,623,166.17
  6. Step 6: Final answer
    x = 11,205,923.57

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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.