Home / 9,577,876.71-13,206,701.66-7,830,142.95

Finding the Fourth Proportional to 9,577,876.71, 13,206,701.66 and 7,830,142.95

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Solution

The fourth proportional to 9,577,876.71, 13,206,701.66 and 7,830,142.95 is: 10,796,794.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,577,876.71 : 13,206,701.66 = 7,830,142.95 : x
  2. Step 2: Convert to fraction form
    9,577,876.71/13,206,701.66 = 7,830,142.95/x
  3. Step 3: Cross multiply
    9,577,876.71x = 13,206,701.66 × 7,830,142.95
  4. Step 4: Simplify right side
    9,577,876.71x = 103,410,361,856,651.58
  5. Step 5: Solve for x
    x = 103,410,361,856,651.58/9,577,876.71
  6. Step 6: Final answer
    x = 10,796,794.01

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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.