Home / 12,672,563.87-17,488,482.02-7,166,762.06

Finding the Fourth Proportional to 12,672,563.87, 17,488,482.02 and 7,166,762.06

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Solution

The fourth proportional to 12,672,563.87, 17,488,482.02 and 7,166,762.06 is: 9,890,326.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,672,563.87 : 17,488,482.02 = 7,166,762.06 : x
  2. Step 2: Convert to fraction form
    12,672,563.87/17,488,482.02 = 7,166,762.06/x
  3. Step 3: Cross multiply
    12,672,563.87x = 17,488,482.02 × 7,166,762.06
  4. Step 4: Simplify right side
    12,672,563.87x = 125,335,789,413,954.97
  5. Step 5: Solve for x
    x = 125,335,789,413,954.97/12,672,563.87
  6. Step 6: Final answer
    x = 9,890,326.11

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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.