Home / 13,628,389.41-20,446,542.36-4,406,165.01

Finding the Fourth Proportional to 13,628,389.41, 20,446,542.36 and 4,406,165.01

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Solution

The fourth proportional to 13,628,389.41, 20,446,542.36 and 4,406,165.01 is: 6,610,527.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,628,389.41 : 20,446,542.36 = 4,406,165.01 : x
  2. Step 2: Convert to fraction form
    13,628,389.41/20,446,542.36 = 4,406,165.01/x
  3. Step 3: Cross multiply
    13,628,389.41x = 20,446,542.36 × 4,406,165.01
  4. Step 4: Simplify right side
    13,628,389.41x = 90,090,839,522,114.81
  5. Step 5: Solve for x
    x = 90,090,839,522,114.81/13,628,389.41
  6. Step 6: Final answer
    x = 6,610,527.25

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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.