Home / 53,012,858.01-79,510,429.67-14,678,247.21

Finding the Fourth Proportional to 53,012,858.01, 79,510,429.67 and 14,678,247.21

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Solution

The fourth proportional to 53,012,858.01, 79,510,429.67 and 14,678,247.21 is: 22,014,918.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,012,858.01 : 79,510,429.67 = 14,678,247.21 : x
  2. Step 2: Convert to fraction form
    53,012,858.01/79,510,429.67 = 14,678,247.21/x
  3. Step 3: Cross multiply
    53,012,858.01x = 79,510,429.67 × 14,678,247.21
  4. Step 4: Simplify right side
    53,012,858.01x = 1,167,073,742,396,187.75
  5. Step 5: Solve for x
    x = 1,167,073,742,396,187.75/53,012,858.01
  6. Step 6: Final answer
    x = 22,014,918.38

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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.