Home / 12,651,269.88-17,445,703.08-10,821,784.32

Finding the Fourth Proportional to 12,651,269.88, 17,445,703.08 and 10,821,784.32

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Solution

The fourth proportional to 12,651,269.88, 17,445,703.08 and 10,821,784.32 is: 14,922,900.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,651,269.88 : 17,445,703.08 = 10,821,784.32 : x
  2. Step 2: Convert to fraction form
    12,651,269.88/17,445,703.08 = 10,821,784.32/x
  3. Step 3: Cross multiply
    12,651,269.88x = 17,445,703.08 × 10,821,784.32
  4. Step 4: Simplify right side
    12,651,269.88x = 188,793,636,042,519.69
  5. Step 5: Solve for x
    x = 188,793,636,042,519.69/12,651,269.88
  6. Step 6: Final answer
    x = 14,922,900.06

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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.