Home / 13,776,095.70-20,664,143.55-12,096,479.70

Finding the Fourth Proportional to 13,776,095.70, 20,664,143.55 and 12,096,479.70

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Solution

The fourth proportional to 13,776,095.70, 20,664,143.55 and 12,096,479.70 is: 18,144,719.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,776,095.70 : 20,664,143.55 = 12,096,479.70 : x
  2. Step 2: Convert to fraction form
    13,776,095.70/20,664,143.55 = 12,096,479.70/x
  3. Step 3: Cross multiply
    13,776,095.70x = 20,664,143.55 × 12,096,479.70
  4. Step 4: Simplify right side
    13,776,095.70x = 249,963,392,970,460.94
  5. Step 5: Solve for x
    x = 249,963,392,970,460.94/13,776,095.70
  6. Step 6: Final answer
    x = 18,144,719.55

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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.