Home / 9,200,636.76-12,699,042.36-5,718,605.28

Finding the Fourth Proportional to 9,200,636.76, 12,699,042.36 and 5,718,605.28

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Solution

The fourth proportional to 9,200,636.76, 12,699,042.36 and 5,718,605.28 is: 7,893,020.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,200,636.76 : 12,699,042.36 = 5,718,605.28 : x
  2. Step 2: Convert to fraction form
    9,200,636.76/12,699,042.36 = 5,718,605.28/x
  3. Step 3: Cross multiply
    9,200,636.76x = 12,699,042.36 × 5,718,605.28
  4. Step 4: Simplify right side
    9,200,636.76x = 72,620,810,690,839.66
  5. Step 5: Solve for x
    x = 72,620,810,690,839.66/9,200,636.76
  6. Step 6: Final answer
    x = 7,893,020.08

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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.