Home / 14,103,120.28-21,154,685.10-3,868,086.64

Finding the Fourth Proportional to 14,103,120.28, 21,154,685.10 and 3,868,086.64

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Solution

The fourth proportional to 14,103,120.28, 21,154,685.10 and 3,868,086.64 is: 5,802,131.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,103,120.28 : 21,154,685.10 = 3,868,086.64 : x
  2. Step 2: Convert to fraction form
    14,103,120.28/21,154,685.10 = 3,868,086.64/x
  3. Step 3: Cross multiply
    14,103,120.28x = 21,154,685.10 × 3,868,086.64
  4. Step 4: Simplify right side
    14,103,120.28x = 81,828,154,808,717.08
  5. Step 5: Solve for x
    x = 81,828,154,808,717.08/14,103,120.28
  6. Step 6: Final answer
    x = 5,802,131.24

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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.