Home / 12,164,362.58-16,786,137.36-6,657,726.22

Finding the Fourth Proportional to 12,164,362.58, 16,786,137.36 and 6,657,726.22

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Solution

The fourth proportional to 12,164,362.58, 16,786,137.36 and 6,657,726.22 is: 9,187,288.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,164,362.58 : 16,786,137.36 = 6,657,726.22 : x
  2. Step 2: Convert to fraction form
    12,164,362.58/16,786,137.36 = 6,657,726.22/x
  3. Step 3: Cross multiply
    12,164,362.58x = 16,786,137.36 × 6,657,726.22
  4. Step 4: Simplify right side
    12,164,362.58x = 111,757,506,817,194.70
  5. Step 5: Solve for x
    x = 111,757,506,817,194.70/12,164,362.58
  6. Step 6: Final answer
    x = 9,187,288.36

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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.