Home / 14,007,372.12-21,015,119.12-5,808,491.98

Finding the Fourth Proportional to 14,007,372.12, 21,015,119.12 and 5,808,491.98

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Solution

The fourth proportional to 14,007,372.12, 21,015,119.12 and 5,808,491.98 is: 8,714,421.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,007,372.12 : 21,015,119.12 = 5,808,491.98 : x
  2. Step 2: Convert to fraction form
    14,007,372.12/21,015,119.12 = 5,808,491.98/x
  3. Step 3: Cross multiply
    14,007,372.12x = 21,015,119.12 × 5,808,491.98
  4. Step 4: Simplify right side
    14,007,372.12x = 122,066,150,785,684.39
  5. Step 5: Solve for x
    x = 122,066,150,785,684.39/14,007,372.12
  6. Step 6: Final answer
    x = 8,714,421.93

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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.