Home / 8,244,123.58-12,366,290.61-2,178,802.91

Finding the Fourth Proportional to 8,244,123.58, 12,366,290.61 and 2,178,802.91

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Solution

The fourth proportional to 8,244,123.58, 12,366,290.61 and 2,178,802.91 is: 3,268,232.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,244,123.58 : 12,366,290.61 = 2,178,802.91 : x
  2. Step 2: Convert to fraction form
    8,244,123.58/12,366,290.61 = 2,178,802.91/x
  3. Step 3: Cross multiply
    8,244,123.58x = 12,366,290.61 × 2,178,802.91
  4. Step 4: Simplify right side
    8,244,123.58x = 26,943,709,966,973.68
  5. Step 5: Solve for x
    x = 26,943,709,966,973.68/8,244,123.58
  6. Step 6: Final answer
    x = 3,268,232.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.