Home / 15,830,844.04-21,846,571.86-8,955,179.56

Finding the Fourth Proportional to 15,830,844.04, 21,846,571.86 and 8,955,179.56

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Solution

The fourth proportional to 15,830,844.04, 21,846,571.86 and 8,955,179.56 is: 12,358,151.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,830,844.04 : 21,846,571.86 = 8,955,179.56 : x
  2. Step 2: Convert to fraction form
    15,830,844.04/21,846,571.86 = 8,955,179.56/x
  3. Step 3: Cross multiply
    15,830,844.04x = 21,846,571.86 × 8,955,179.56
  4. Step 4: Simplify right side
    15,830,844.04x = 195,639,973,776,743.19
  5. Step 5: Solve for x
    x = 195,639,973,776,743.19/15,830,844.04
  6. Step 6: Final answer
    x = 12,358,151.80

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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.