Home / 12,166,272.66-16,788,307.95-7,270,520.07

Finding the Fourth Proportional to 12,166,272.66, 16,788,307.95 and 7,270,520.07

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Solution

The fourth proportional to 12,166,272.66, 16,788,307.95 and 7,270,520.07 is: 10,032,631.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,166,272.66 : 16,788,307.95 = 7,270,520.07 : x
  2. Step 2: Convert to fraction form
    12,166,272.66/16,788,307.95 = 7,270,520.07/x
  3. Step 3: Cross multiply
    12,166,272.66x = 16,788,307.95 × 7,270,520.07
  4. Step 4: Simplify right side
    12,166,272.66x = 122,059,729,891,815.56
  5. Step 5: Solve for x
    x = 122,059,729,891,815.56/12,166,272.66
  6. Step 6: Final answer
    x = 10,032,631.46

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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.