Home / 12,186,651.31-16,807,772.71-10,713,409.85

Finding the Fourth Proportional to 12,186,651.31, 16,807,772.71 and 10,713,409.85

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Solution

The fourth proportional to 12,186,651.31, 16,807,772.71 and 10,713,409.85 is: 14,775,884.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,186,651.31 : 16,807,772.71 = 10,713,409.85 : x
  2. Step 2: Convert to fraction form
    12,186,651.31/16,807,772.71 = 10,713,409.85/x
  3. Step 3: Cross multiply
    12,186,651.31x = 16,807,772.71 × 10,713,409.85
  4. Step 4: Simplify right side
    12,186,651.31x = 180,068,557,717,337.28
  5. Step 5: Solve for x
    x = 180,068,557,717,337.28/12,186,651.31
  6. Step 6: Final answer
    x = 14,775,884.96

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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.