Home / 14,146,168.88-21,176,959.44-8,664,002.08

Finding the Fourth Proportional to 14,146,168.88, 21,176,959.44 and 8,664,002.08

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Solution

The fourth proportional to 14,146,168.88, 21,176,959.44 and 8,664,002.08 is: 12,970,099.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,146,168.88 : 21,176,959.44 = 8,664,002.08 : x
  2. Step 2: Convert to fraction form
    14,146,168.88/21,176,959.44 = 8,664,002.08/x
  3. Step 3: Cross multiply
    14,146,168.88x = 21,176,959.44 × 8,664,002.08
  4. Step 4: Simplify right side
    14,146,168.88x = 183,477,220,636,235.66
  5. Step 5: Solve for x
    x = 183,477,220,636,235.66/14,146,168.88
  6. Step 6: Final answer
    x = 12,970,099.69

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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.